Create a new management account for invoices

Returns the ID and password of the created account. All furthur invoice API calls should be called with a key.

Create the key:

key = sha256(sha256(account_id + password))

To authenticate further requests, Key should be in request headers:

X-API-Key: key

Request Body — REQUIRED
name string — REQUIRED Custom account name

Responses
200 New Account Schema id string — REQUIRED password string — REQUIRED
400 Error response Schema message string errors object[] resource string code string field string description string