Fields removed in POST /v2/checkout/orders/{id}/confirm-payment-source request body: [processing_instruction]

What changed

Fields removed in POST /v2/checkout/orders/{id}/confirm-payment-source request body: [processing_instruction] Affected surface:
. Root cause: endpoint `
`. Detected at Tue, 07 Apr 2026 22:37:23 UTC UTC.

Diff

{
  "removed_fields": [
    "processing_instruction"
  ],
  "schema_path": "POST /v2/checkout/orders/{id}/confirm-payment-source request body"
}

Likely impact

The contract still holds, but observable behavior shifted — defaults, response timing, or rate-limit shaping. Existing code keeps compiling and most calls keep working, but edge cases may differ. Worth a sanity check.

Recommended action

Diff your serializers against the new schema. The diff above shows what moved.