diff --git a/resources/base.configuration.json.example b/resources/base.configuration.json.example
deleted file mode 100644
index 756a8c9..0000000
--- a/resources/base.configuration.json.example
+++ /dev/null
@@ -1,98 +0,0 @@
-{
-  "instrument" : "coda",
-  "selector" : "",
-  "schema" : {
-    "pid" : {
-      "field_type" : "high_level",
-      "machine_name" : "pid",
-      "source" : "NXS:/entry/experiment_identifier",
-      "type" : "string"
- },
- "proposal_id" : {
-  "field_type" : "high_level",
-  "machine_name" : "proposalId",
-  "source" : "NXS:/entry/experiment_identifier",
-  "type" : "string"
- },
- "principal_investigator" : {
-  "field_type" : "high_level",
-  "machine_name" : "principalInvestigator",
-  "source" : ["SC:proposals/<proposal_id>:pi_firstname","SC:proposals/<proposal_id>:pi_lastname"],
-  "type" : "string"
- },
- "owner" : {
-  "field_type" : "high_level",
-  "machine_name" : "owner",
-  "source" : ["SC:proposals/<proposal_id>:pi_firstname","SC:proposals/<proposal_id>:pi_lastname"],
-  "type" : "string"
- },
- "owner_email" : {
-  "field_type" : "high_level",
-  "machine_name" : "ownerEmail",
-  "source" : "SC:proposals/<proposal_id>:pi_email",
-  "type" : "string"
- },
- "dataset_name" : {
-  "field_type" : "high_level",
-  "machine_name" : "datasetName",
-  "source" : "NXS:/entry/title",
-  "type" : "string"
- },
-  "instrument" : {
-    "machine_name" : "instrument_name",
-    "source" : "NXS:/entry/instrument/name",
-    "type" : "string",
-    "variable" : true
-  },
-  "instrument_id" : {
-    "field_type" : "high_level",
-    "machine_name" : "instrumentId",
-    "source" : "SC:instruments?filter=%7B%22where%22%20%3A%20%7B%20%22name%22%20%3A%20%22coda%22%20%7D%20%7D:id",
-    "type" : "string"
-  },
-  "location" : {
-    "field_type" : "high_level",
-    "machine_name" : "location",
-    "source" : "ESS:CODA:<instrument_name>",
-    "type" : "string"
-  },
-  "start_time" : {
-    "field_type" : "scientific_metadata",
-    "machine_name" : "start_time",
-    "human_name" : "Start Time",
-    "source" : "NXS:/entry/start_time",
-    "transformation" : "timestamp_to_iso8601",
-    "type" : "date"
-  },
-  "end_time" : {
-    "field_type" : "scientific_metadata",
-    "machine_name" : "end_time",
-    "human_name" : "End Time",
-    "source" : "NXS:/entry/end_time",
-    "transformation" : "timestamp_to_iso8601",
-    "type" : "date"
-  },
-  "run_number" : {
-    "field_type" : "scientific_metadata",
-    "machine_name" : "run_number",
-    "human_name" : "Run Number",
-    "source" : "NXS:/entry/entry_identifier",
-    "type" : "integer"
-  },
-  "job_id" : {
-    "field_type" : "scientific_metadata",
-    "machine_name" : "job_id",
-    "human_name" : "Job Id",
-    "source" : "NXS:/entry/entry_identifier_uuid",
-    "type" : "integer"
-  },
-  "acquisition_team_members" : {
-    "field_type" : "scientific_metadata",
-    "machine_name" : "acquisition_team_members",
-    "human_name" : "Acquisition Team Members",
-    "source" : "NXS:/entry/user_*/name",
-    "separator" : " , ",
-    "type" : "string"
-  }
-}
-}
diff --git a/resources/base.imsc.json.example b/resources/base.imsc.json.example
new file mode 100644
index 0000000..3d3d00e
--- /dev/null
+++ b/resources/base.imsc.json.example
@@ -0,0 +1,197 @@
+{
+  "id": c5bed39a-4379-11ef-ba5a-ffbc783163b6
+  "name" : "Generic metadata schema"
+  "instrument" : "",
+  "selector" : "filename:starts_with:/ess/data",
+ "variables" : {
+    "pid": {
+      "source": "NXS",
+      "path": "/entry/entry_identifier_uuid",
+      "value_type": "string"
+    },
+    "proposal_id": {
+      "source": "NXS",
+      "path": ""/entry/experiment_identifier",
+      "value_type": "string",
+    },
+    "pi_firstname": {
+      "source": "SC",
+      "url": "proposals/<proposal_id>",
+      "field" : "pi_firstname",
+      "value_type": "string"
+    },
+    "pi_lastname": {
+      "source": "SC",
+      "url": "proposals/<proposal_id>",
+      "field": ":pi_lastname",
+      "value_type": "string"
+    },
+    "pi_email": {
+      "source": "SC",
+      "url": "proposals/<proposal_id>",
+      "field": "pi_email",
+      "value_type": "string"
+    },
+    "dataset_name": {
+      "source": "NXS"
+      "path": ""/entry/title",
+      "value_type": "string"
+    },
+    "instrument_name": {
+      "source": "NXS",
+      "path": ""/entry/instrument/name",
+      "value_type": "string",
+    },
+    "instrument_id": {
+      "source": "SC",
+      "url": "instruments?filter=%7B%22where%22%20%3A%20%7B%20%22name%22%20%3A%20%22coda%22%20%7D%20%7D"
+      "field": "id",
+      "value_type": "string"
+    },
+    "start_time": {
+      "source": "NXS",
+      "path": ""/entry/start_time",
+      "value_type": "date"
+    },
+    "end_time": {
+      "source": "NXS",
+      "path": "/entry/end_time",
+      "value_type": "date"
+    },
+    "run_number": {
+      "source": "NXS",
+      "path": ""/entry/entry_identifier",
+      "value_type": "integer"
+    },
+    "acquisition_team_members_list": {
+      "source": "NXS",
+      "path" : "/entry/user_*/name",
+      "value_type": "string[]"
+    }
+    "acquisition_team_members": {
+      "source": "VALUE",
+      "operator" : "join_with_space"
+      "value" : "<acquisition_team_members>",
+      "value_type": "string"
+    },
+        "owner_group": {
+      "source": "VALUE",
+      "value": "ess_proposal_<proposal_id>",
+      "value_type": "string"
+    },
+    "access_groups": {
+      "source": "VALUE",
+      "value": ["scientific information management systems group"],
+      "value_type": "string[]"
+    }
+  },
+  "schema": {
+    "pid": {
+      "field_type": "high_level",
+      "machine_name": "pid",
+      "value": "<pid>",
+      "type": "string"
+    },
+    "type" : {
+      "field_type": "high_level",
+      "machine_name": "type",
+      "value": "raw",
+      "type": "string"
+    },
+    "proposal_id": {
+      "field_type": "high_level",
+      "machine_name": "proposalId",
+      "value": "proposal_id",
+      "type": "string",
+    },
+    "dataset_name": {
+      "field_type": "high_level",
+      "machine_name": "datasetName",
+      "value": "<dataset_name>",
+      "type": "string"
+    },
+    "principal_investigator": {
+      "field_type": "high_level",
+      "machine_name": "principalInvestigator",
+      "value": "<pi_firstname> <pi_lastname>",
+      "type": "string"
+    },
+    "owner": {
+      "field_type": "high_level",
+      "machine_name": "owner",
+      "value": "<pi_firstname> <pi_lastname>",
+      "type": "string"
+    },
+    "owner_email": {
+      "field_type": "high_level",
+      "machine_name": "ownerEmail",
+      "value": "<pi_email>",
+      "type": "email"
+    },
+    "contact_email": {
+      "field_type": "high_level",
+      "machine_name": "contactEmail",
+      "value": "<pi_email>",
+      "type": "email"
+    },
+    "instrument_id": {
+      "field_type": "high_level",
+      "machine_name": "instrumentId",
+      "value": "instrument_id",
+      "type": "string"
+    },
+    "location": {
+      "field_type": "high_level",
+      "machine_name": "location",
+      "value": "ESS:CODA:<instrument_name>",
+      "type": "string"
+    },
+    "start_time": {
+      "field_type": "scientific_metadata",
+      "machine_name": "start_time",
+      "human_name": "Start Time",
+      "value": "<start_time>",
+      "type": "date"
+    },
+    "end_time": {
+      "field_type": "scientific_metadata",
+      "machine_name": "end_time",
+      "human_name": "End Time",
+      "value": "<end_time>",
+      "type": "date"
+    },
+    "run_number": {
+      "field_type": "scientific_metadata",
+      "machine_name": "run_number",
+      "human_name": "Run Number",
+      "value": "<run_number>",
+      "type": "integer"
+    },
+    "job_id": {
+      "field_type": "scientific_metadata",
+      "machine_name": "job_id",
+      "human_name": "Job Id",
+      "value": "<pid>",
+      "type": "integer"
+    },
+    "acquisition_team_members": {
+      "field_type": "scientific_metadata",
+      "machine_name": "acquisition_team_members",
+      "human_name": "Acquisition Team Members",
+      "values": "<acquisition_team_members>",
+      "type": "string"
+    },
+    "owner_group": {
+      "field_type": "high_level",
+      "machine_name": "ownerGroup",
+      "value": "<owner_group>",
+      "type": "string"
+    },
+    "access_groups": {
+      "field_type": "high_level",
+      "machine_name": "accessGroups",
+      "value": "<access_groups>",
+      "type": "string[]"
+    }
+  }
+}
\ No newline at end of file
diff --git a/resources/coda.imsc.json.example b/resources/coda.imsc.json.example
index abb5934..2fa43fe 100644
--- a/resources/coda.imsc.json.example
+++ b/resources/coda.imsc.json.example
@@ -73,6 +73,16 @@
       "operator" : "join_with_space"
       "value" : "<acquisition_team_members>",
       "value_type": "string"
+    },
+    "owner_group": {
+      "source": "VALUE",
+      "value": "ess_proposal_<proposal_id>",
+      "value_type": "string"
+    },
+    "access_groups": {
+      "source": "VALUE",
+      "value": ["scientific information management systems group"],
+      "value_type": "string[]"
     }
   },
   "schema": {
@@ -116,7 +126,13 @@
       "field_type": "high_level",
       "machine_name": "ownerEmail",
       "value": "<pi_email>",
-      "type": "string"
+      "type": "email"
+    },
+    "contact_email": {
+      "field_type": "high_level",
+      "machine_name": "contactEmail",
+      "value": "<pi_email>",
+      "type": "email"
     },
     "instrument_id": {
       "field_type": "high_level",
@@ -127,7 +143,7 @@
     "location": {
       "field_type": "high_level",
       "machine_name": "location",
-      "source": "ESS:CODA:<instrument_name>",
+      "value": "ESS:CODA:<instrument_name>",
       "type": "string"
     },
     "start_time": {
@@ -164,6 +180,18 @@
       "human_name": "Acquisition Team Members",
       "values": "<acquisition_team_members>",
       "type": "string"
+    },
+    "owner_group": {
+      "field_type": "high_level",
+      "machine_name": "ownerGroup",
+      "value": "<owner_group>",
+      "type": "string"
+    },
+    "access_groups": {
+      "field_type": "high_level",
+      "machine_name": "accessGroups",
+      "value": "<access_groups>",
+      "type": "string[]"
     }
   }
 }
diff --git a/resources/dream.configuration.json.example b/resources/dream.configuration.json.example
deleted file mode 100644
index 9943053..0000000
--- a/resources/dream.configuration.json.example
+++ /dev/null
@@ -1,55 +0,0 @@
-{
- "proposal_id" : {
-  "field_type" : "high_level",
-  "machine_name" : "proposalId",
-  "source" : "NXS:/entry/experiment_identifier",
-  "type" : "string"
- },
- "principal_investigator" : {
-  "field_type" : "high_level",
-  "machine_name" : "principalInvestigator",
-  "source" : "UO:proposal:/proposer/firstname + UO:proposal:/proposer/lastname",
-  "type" : "string"
- },
- "dataset_name" : {
-  "field_type" : "high_level",
-  "machine_name" : "datasetName",
-  "source" : "NXS:/entry/title",
-  "type" : "string"
- },
- "techniques" : {
-  "field_type" : "high_level",
-  "machine_name" : "techniques",
-  "human_name" : "techniques",
-  "value" : "",
-  "type" : "object"
- },
- "start_time" : {
-   "field_type" : "scientific_metadata",
-   "machine_name" : "start_time",
-   "human_name" : "Start Time",
-   "source" : "WRDN:/metadata/start_time",
-   "transformation" : "timestamp_to_iso8601",
-   "type" : "date"
- }
- "end_time" : {
-   "field_type" : "scientific_metadata",
-   "machine_name" : "end_time",
-   "human_name" : "End Time",
-   "source" : "WRDN:/metadata/end_time",
-   "transformation" : "timestamp_to_iso8601",
-   "type" : "date"
- },
- "sample_id" : {
-  "field_type" : "high_level",
-  "machine_name" : "sampleId",
-  "value" : "",
-  "type" : "string"
- },
- "instrument_id" : {
-  "field_type" : "high_level",
-  "machine_name" : "instrumentId",
-  "value" : "DREAM",
-  "type" : "string"
- },
-]
\ No newline at end of file
diff --git a/resources/dream.imsc.json.example b/resources/dream.imsc.json.example
new file mode 100644
index 0000000..4c8f2a6
--- /dev/null
+++ b/resources/dream.imsc.json.example
@@ -0,0 +1,197 @@
+{
+  "id" : "72a991ee-437a-11ef-8fd2-1f95660accb7"
+  "name" : "dream Metadata Schema"
+  "instrument": "dream",
+  "selector": "filename:starts_with:/ess/data/dream",
+  "variables" : {
+    "pid": {
+      "source": "NXS",
+      "path": "/entry/entry_identifier_uuid",
+      "value_type": "string"
+    },
+    "proposal_id": {
+      "source": "NXS",
+      "path": ""/entry/experiment_identifier",
+      "value_type": "string",
+    },
+    "pi_firstname": {
+      "source": "SC",
+      "url": "proposals/<proposal_id>",
+      "field" : "pi_firstname",
+      "value_type": "string"
+    },
+    "pi_lastname": {
+      "source": "SC",
+      "url": "proposals/<proposal_id>",
+      "field": ":pi_lastname",
+      "value_type": "string"
+    },
+    "pi_email": {
+      "source": "SC",
+      "url": "proposals/<proposal_id>",
+      "field": "pi_email",
+      "value_type": "string"
+    },
+    "dataset_name": {
+      "source": "NXS"
+      "path": ""/entry/title",
+      "value_type": "string"
+    },
+    "instrument_name": {
+      "source": "NXS",
+      "path": ""/entry/instrument/name",
+      "value_type": "string",
+    },
+    "instrument_id": {
+      "source": "SC",
+      "url": "instruments?filter=%7B%22where%22%20%3A%20%7B%20%22name%22%20%3A%20%22<instrument_name>%22%20%7D%20%7D"
+      "field": "id",
+      "value_type": "string"
+    },
+    "start_time": {
+      "source": "NXS",
+      "path": ""/entry/start_time",
+      "value_type": "date"
+    },
+    "end_time": {
+      "source": "NXS",
+      "path": "/entry/end_time",
+      "value_type": "date"
+    },
+    "run_number": {
+      "source": "NXS",
+      "path": ""/entry/entry_identifier",
+      "value_type": "integer"
+    },
+    "acquisition_team_members_list": {
+      "source": "NXS",
+      "path" : "/entry/user_*/name",
+      "value_type": "string[]"
+    }
+    "acquisition_team_members": {
+      "source": "VALUE",
+      "operator" : "join_with_space"
+      "value" : "<acquisition_team_members>",
+      "value_type": "string"
+    },
+    "owner_group": {
+      "source": "VALUE",
+      "value": "ess_proposal_<proposal_id>",
+      "value_type": "string"
+    },
+    "access_groups": {
+      "source": "VALUE",
+      "value": ["scientific information management systems group"],
+      "value_type": "string[]"
+    }
+  },
+  "schema": {
+    "pid": {
+      "field_type": "high_level",
+      "machine_name": "pid",
+      "value": "<pid>",
+      "type": "string"
+    },
+    "type" : {
+      "field_type": "high_level",
+      "machine_name": "type",
+      "value": "raw",
+      "type": "string"
+    },
+    "proposal_id": {
+      "field_type": "high_level",
+      "machine_name": "proposalId",
+      "value": "proposal_id",
+      "type": "string",
+    },
+    "dataset_name": {
+      "field_type": "high_level",
+      "machine_name": "datasetName",
+      "value": "<dataset_name>",
+      "type": "string"
+    },
+    "principal_investigator": {
+      "field_type": "high_level",
+      "machine_name": "principalInvestigator",
+      "value": "<pi_firstname> <pi_lastname>",
+      "type": "string"
+    },
+    "owner": {
+      "field_type": "high_level",
+      "machine_name": "owner",
+      "value": "<pi_firstname> <pi_lastname>",
+      "type": "string"
+    },
+    "owner_email": {
+      "field_type": "high_level",
+      "machine_name": "ownerEmail",
+      "value": "<pi_email>",
+      "type": "email"
+    },
+    "contact_email": {
+      "field_type": "high_level",
+      "machine_name": "contactEmail",
+      "value": "<pi_email>",
+      "type": "email"
+    },
+    "instrument_id": {
+      "field_type": "high_level",
+      "machine_name": "instrumentId",
+      "value": "instrument_id",
+      "type": "string"
+    },
+    "location": {
+      "field_type": "high_level",
+      "machine_name": "location",
+      "value": "ESS:<instrument_name>",
+      "type": "string"
+    },
+    "start_time": {
+      "field_type": "scientific_metadata",
+      "machine_name": "start_time",
+      "human_name": "Start Time",
+      "value": "<start_time>",
+      "type": "date"
+    },
+    "end_time": {
+      "field_type": "scientific_metadata",
+      "machine_name": "end_time",
+      "human_name": "End Time",
+      "value": "<end_time>",
+      "type": "date"
+    },
+    "run_number": {
+      "field_type": "scientific_metadata",
+      "machine_name": "run_number",
+      "human_name": "Run Number",
+      "value": "<run_number>",
+      "type": "integer"
+    },
+    "job_id": {
+      "field_type": "scientific_metadata",
+      "machine_name": "job_id",
+      "human_name": "Job Id",
+      "value": "<pid>",
+      "type": "integer"
+    },
+    "acquisition_team_members": {
+      "field_type": "scientific_metadata",
+      "machine_name": "acquisition_team_members",
+      "human_name": "Acquisition Team Members",
+      "values": "<acquisition_team_members>",
+      "type": "string"
+    },
+    "owner_group": {
+      "field_type": "high_level",
+      "machine_name": "ownerGroup",
+      "value": "<owner_group>",
+      "type": "string"
+    },
+    "access_groups": {
+      "field_type": "high_level",
+      "machine_name": "accessGroups",
+      "value": "<access_groups>",
+      "type": "string[]"
+    }
+  }
+}
diff --git a/resources/loki.configuration.json.example b/resources/loki.configuration.json.example
deleted file mode 100644
index 34fab74..0000000
--- a/resources/loki.configuration.json.example
+++ /dev/null
@@ -1,49 +0,0 @@
-{
- "proposal_id" : {
-  "field_type" : "high_level",
-  "machine_name" : "proposalId",
-  "source" : "NXS:/entry/experiment_identifier",
-  "type" : "string"
- },
- "principal_investigator" : {
-  "field_type" : "high_level",
-  "machine_name" : "principalInvestigator",
-  "source" : "UO:proposal:/proposer/firstname + UO:proposal:/proposer/lastname",
-  "type" : "string"
- },
- "dataset_name" : {
-  "field_type" : "high_level",
-  "machine_name" : "datasetName",
-  "source" : "NXS:/entry/title",
-  "type" : "string"
- },
- "acquisition_type" : {
-  "field_type" : "scientific_metadata",
-  "machine_name" : "acquisition_type",
-  "human_name" : "Acquisition Type",
-  "value" : "Unknown",
-  "type" : "string"
- },
- "start_time" : {
-   "field_type" : "scientific_metadata",
-   "machine_name" : "start_time",
-   "human_name" : "Start Time",
-   "source" : "WRDN:/metadata/start_time",
-   "transformation" : "timestamp_to_iso8601",
-   "type" : "date"
- }
- "end_time" : {
-   "field_type" : "scientific_metadata",
-   "machine_name" : "end_time",
-   "human_name" : "End Time",
-   "source" : "WRDN:/metadata/end_time",
-   "transformation" : "timestamp_to_iso8601",
-   "type" : "date"
- },
- "sample_id" : {
-  "field_type" : "high_level",
-  "machine_name" : "sampleId",
-  "value" : "",
-  "type" : "string"
- },
-]
diff --git a/resources/loki.imsc.json.example b/resources/loki.imsc.json.example
new file mode 100644
index 0000000..73a346f
--- /dev/null
+++ b/resources/loki.imsc.json.example
@@ -0,0 +1,197 @@
+{
+  "id" : "891322f6-437a-11ef-980a-7bdc756bd0b3"
+  "name" : "Loki Metadata Schema"
+  "instrument": "loki",
+  "selector": "filename:starts_with:/ess/data/dream",
+  "variables" : {
+    "pid": {
+      "source": "NXS",
+      "path": "/entry/entry_identifier_uuid",
+      "value_type": "string"
+    },
+    "proposal_id": {
+      "source": "NXS",
+      "path": ""/entry/experiment_identifier",
+      "value_type": "string",
+    },
+    "pi_firstname": {
+      "source": "SC",
+      "url": "proposals/<proposal_id>",
+      "field" : "pi_firstname",
+      "value_type": "string"
+    },
+    "pi_lastname": {
+      "source": "SC",
+      "url": "proposals/<proposal_id>",
+      "field": ":pi_lastname",
+      "value_type": "string"
+    },
+    "pi_email": {
+      "source": "SC",
+      "url": "proposals/<proposal_id>",
+      "field": "pi_email",
+      "value_type": "string"
+    },
+    "dataset_name": {
+      "source": "NXS"
+      "path": ""/entry/title",
+      "value_type": "string"
+    },
+    "instrument_name": {
+      "source": "NXS",
+      "path": ""/entry/instrument/name",
+      "value_type": "string",
+    },
+    "instrument_id": {
+      "source": "SC",
+      "url": "instruments?filter=%7B%22where%22%20%3A%20%7B%20%22name%22%20%3A%20%22<instrument_name>%22%20%7D%20%7D"
+      "field": "id",
+      "value_type": "string"
+    },
+    "start_time": {
+      "source": "NXS",
+      "path": ""/entry/start_time",
+      "value_type": "date"
+    },
+    "end_time": {
+      "source": "NXS",
+      "path": "/entry/end_time",
+      "value_type": "date"
+    },
+    "run_number": {
+      "source": "NXS",
+      "path": ""/entry/entry_identifier",
+      "value_type": "integer"
+    },
+    "acquisition_team_members_list": {
+      "source": "NXS",
+      "path" : "/entry/user_*/name",
+      "value_type": "string[]"
+    }
+    "acquisition_team_members": {
+      "source": "VALUE",
+      "operator" : "join_with_space"
+      "value" : "<acquisition_team_members>",
+      "value_type": "string"
+    },
+    "owner_group": {
+      "source": "VALUE",
+      "value": "ess_proposal_<proposal_id>",
+      "value_type": "string"
+    },
+    "access_groups": {
+      "source": "VALUE",
+      "value": ["scientific information management systems group"],
+      "value_type": "string[]"
+    }
+  },
+  "schema": {
+    "pid": {
+      "field_type": "high_level",
+      "machine_name": "pid",
+      "value": "<pid>",
+      "type": "string"
+    },
+    "type" : {
+      "field_type": "high_level",
+      "machine_name": "type",
+      "value": "raw",
+      "type": "string"
+    },
+    "proposal_id": {
+      "field_type": "high_level",
+      "machine_name": "proposalId",
+      "value": "proposal_id",
+      "type": "string",
+    },
+    "dataset_name": {
+      "field_type": "high_level",
+      "machine_name": "datasetName",
+      "value": "<dataset_name>",
+      "type": "string"
+    },
+    "principal_investigator": {
+      "field_type": "high_level",
+      "machine_name": "principalInvestigator",
+      "value": "<pi_firstname> <pi_lastname>",
+      "type": "string"
+    },
+    "owner": {
+      "field_type": "high_level",
+      "machine_name": "owner",
+      "value": "<pi_firstname> <pi_lastname>",
+      "type": "string"
+    },
+    "owner_email": {
+      "field_type": "high_level",
+      "machine_name": "ownerEmail",
+      "value": "<pi_email>",
+      "type": "email"
+    },
+    "contact_email": {
+      "field_type": "high_level",
+      "machine_name": "contactEmail",
+      "value": "<pi_email>",
+      "type": "email"
+    },
+    "instrument_id": {
+      "field_type": "high_level",
+      "machine_name": "instrumentId",
+      "value": "instrument_id",
+      "type": "string"
+    },
+    "location": {
+      "field_type": "high_level",
+      "machine_name": "location",
+      "value": "ESS:<instrument_name>",
+      "type": "string"
+    },
+    "start_time": {
+      "field_type": "scientific_metadata",
+      "machine_name": "start_time",
+      "human_name": "Start Time",
+      "value": "<start_time>",
+      "type": "date"
+    },
+    "end_time": {
+      "field_type": "scientific_metadata",
+      "machine_name": "end_time",
+      "human_name": "End Time",
+      "value": "<end_time>",
+      "type": "date"
+    },
+    "run_number": {
+      "field_type": "scientific_metadata",
+      "machine_name": "run_number",
+      "human_name": "Run Number",
+      "value": "<run_number>",
+      "type": "integer"
+    },
+    "job_id": {
+      "field_type": "scientific_metadata",
+      "machine_name": "job_id",
+      "human_name": "Job Id",
+      "value": "<pid>",
+      "type": "integer"
+    },
+    "acquisition_team_members": {
+      "field_type": "scientific_metadata",
+      "machine_name": "acquisition_team_members",
+      "human_name": "Acquisition Team Members",
+      "values": "<acquisition_team_members>",
+      "type": "string"
+    },
+    "owner_group": {
+      "field_type": "high_level",
+      "machine_name": "ownerGroup",
+      "value": "<owner_group>",
+      "type": "string"
+    },
+    "access_groups": {
+      "field_type": "high_level",
+      "machine_name": "accessGroups",
+      "value": "<access_groups>",
+      "type": "string[]"
+    }
+  }
+}