Retrieve user balance

Fetches the balance of a user based on the user ID.

Responses
200 Successful response with user balance. Schema — OPTIONAL data object — OPTIONAL minutes_left float — OPTIONAL Remaining balance in minutes. ok boolean — OPTIONAL Status of the response.
default Schema — OPTIONAL errors object[] — OPTIONAL detail string — OPTIONAL error_code integer — OPTIONAL instance string — OPTIONAL status integer — OPTIONAL title string — OPTIONAL type string — OPTIONAL ok boolean — OPTIONAL