Question

In a JSON response, are the order of the records ordered in the list according to the list index.

Answer

The records in the JSON response (after creating entities) are ordered in the list according to the list index.  The`"index": 0,`  will be the first list member, followed by `"index": 1` and so on.

POST {TenantURL}/entities

Request:

[
 {
 "type":"configuration/entityTypes/Individual",
 "tags":[
 "sport",
 "movies"
 ]
 },
 {
 "roles":[
 "configuration/roles/Client",
 "configuration/roles/Prospect"
 ],
 "attributes":{
 "FirstName":[
 {
 "value":"Ivan"
 },
 {
 "type":"configuration/entityTypes/Organization"
 }
] 

Response:

[
 {
 "index": 0,
 "uri": "entities/10",
 "object": {
 "uri": "entities/10",
 "type": "configuration/entityTypes/Individual",
 "tags": [
 "sport",
 "movies"
 ]
 },
 "status": "OK"
 },
 {
 "index": 2,
 "uri": "entities/11",
 "object": {
 "uri": "entities/11",
 "type": "configuration/entityTypes/Organization"
 },
 "warning": {
 "code": 20001,
 "message": "Created entity has no attributes"
 },
 "status": "OK"
 }
]

References

https://docs.reltio.com/entitiesapi/createentities.html