curl --location --request PATCH '/v4/api/envelopes//participants/' \
--header 'Content-Type: application/json' \
--data-raw '{
"name": "string",
"email": "user@example.com",
"phoneNumber": "string",
"deliveryMethod": "EMAIL"
}'{
"error": {
"code": "PHONE_NUMBER_REQUIRED",
"message": "A phone number is required for this delivery method"
}
}