List Stream Sources - X

Returns all sources owned by the user (empty array if none). Endpoint: GET /2/users/:user_id/sources

Response shape

{
  "sources": [ { ...source object... }, ... ]
}

A source that has never received a stream will only have recommended_configuration.
A source that has received a stream will additionally include stream_attributes (last/actual detected params) and compatibility_info (errors for hard violations, warnings for suboptimal values).