curl --request POST \
  --url 'https://api.stateset.com/api/v1/integration-mappings' \
  --header 'Authorization: Bearer YOUR_API_KEY' \
  --header 'Content-Type: application/json' \
  --data '{
  "external_value": "string",
  "field_name": "string",
  "integration": "string",
  "internal_value": "string",
  "mapping_group": "string"
}'

{
  "external_value": "string",
  "field_name": "string",
  "id": "string",
  "integration": "string",
  "internal_value": "string",
  "is_active": true,
  "mapping_group": "string"
}