curl --request POST \
  --url https://statsigapi.net/console/v1/experiments/assignment_sources \
  --header 'Content-Type: application/json' \
  --header 'STATSIG-API-KEY: <api-key>' \
  --data '{
  "name": "<string>",
  "description": "<string>",
  "isVerified": true,
  "tags": [
    "<string>"
  ],
  "sql": "<string>",
  "timestampColumn": "<string>",
  "experimentIDColumn": "<string>",
  "groupIDColumn": "<string>",
  "idTypeMapping": [
    {
      "statsigUnitID": "<string>",
      "column": "<string>"
    }
  ],
  "isReadOnly": true,
  "owner": {
    "ownerID": "user123",
    "ownerType": "USER",
    "ownerName": "John Doe",
    "ownerEmail": "owner123@test.com"
  },
  "team": "<string>",
  "teamID": "<string>",
  "dryRun": true
}'

{
  "message": "Assignment Source created successfully",
  "data": {
    "name": "exposures4",
    "description": "",
    "tags": [],
    "sql": "SELECT * FROM shoppy-sales.experiment_data.exposures",
    "timestampColumn": "ts",
    "groupIDColumn": "group_id",
    "experimentIDColumn": "experiment_name",
    "idTypeMapping": [
      {
        "statsigUnitID": "stableID",
        "column": "user_id"
      }
    ]
  }
}