unknown_field
HTTP 400 · type invalid_request_error
When
The body has a field the API does not accept.
Fix
Remove it. The message lists the accepted names.
Where it comes from
POST /v1/accounts: Create an accountPATCH /v1/accounts/{id}: Update an accountPOST /v1/contacts: Create a contactPATCH /v1/contacts/{id}: Update a contactPOST /v1/invoices: Create an invoicePATCH /v1/invoices/{id}: Update an invoicePOST /v1/invoices/{id}/send: Send an invoicePOST /v1/invoices/{id}/void: Void an invoice