curl --request PATCH \
  --url https://api.treasuryprime.com/transaction/{id} \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '{
  "category": "interest"
}'

{
  "ach_id": "ach_1234567",
  "amount": "1975.00",
  "balance": "256147.27",
  "billpay_payment_id": null,
  "book_id": null,
  "card_id": null,
  "category": "interest",
  "check_id": null,
  "check_number": null,
  "date": "2017-11-27",
  "desc": "EXT-XFER Sq. Nbr.: 123456",
  "extended_timestamp": "2017-11-27T01:02:03Z",
  "extended_timestamp_precise": "2017-11-27T01:02:03.400Z",
  "fednow_id": null,
  "fingerprint": "2k7vxetham4i1v3ceb5vs6",
  "id": "ttx_113333abcd",
  "incoming_ach_id": null,
  "incoming_wire": null,
  "incoming_wire_id": null,
  "issued_check_id": null,
  "network_transfer_id": null,
  "related_transfer_ids": [],
  "summary": "ACME CORP VENDOR PMT",
  "trace_id": null,
  "type": "deposit",
  "type_source": null,
  "userdata": null,
  "wire": null,
  "wire_id": null
}