This Endpoint is Sunsetting and you should use the stable endpoint. Sunsetting APIs that are still supported but scheduled for deprecation.
Token-based authentication using Authorization: Bearer <YOUR_API_KEY> provided by the GrailPay Support Team.
"123456"
"John"
"Doe"
"1234567890"
Bank account can be either Plaid or Custom, not both
"2bcf2ac3-38fc-4238-a638-4f092821fc27"
"21245678932"
batch, individual "individual"