Square Publish Invoice only requires ID, version, and optional idempotency_key. I sent that Request in Zapier but get a Bad Error message. I tried it in API explorer and get the same message. Infact, in API exploer, there isnt even a place to put in the primary receipient customer ID.
I have succesfully created the draft in Zapier, and there as a $150 invoice in my Square account, however, there is no customer attached to it, even though I passed that along during CREATE…