I'm currently working in Contacts import of Qualtrics API and I'm getting a response of "must provide at least 1 valid contact" here is my body in API. Here is my fields in Qualtrics and API. Thank you in advance{ "transactionMeta" : { "batchId": "----", "fields": [ "FirstName", "LastName", "email", "phone", "language", "extRef" ] }, "contacts": [ { "FirstName": "Test", "LastName": "Data", "email": "example@sample.com", "phone": null, "language": null, "extRef": "244466666" } ]}

How to resolve "must provide at least 1 valid contact" in response of Qualtrics API?

How to resolve "must provide at least 1 valid contact" in response of Qualtrics API? | Experience Community