Update a contact
Custom Fields
If the account has custom fields defined you can also set these when updating a person. You can use the customFields endpoint to see which custom fields are available in the current account.
To delete a custom field value on a person, set its value to null:
{
"customBirthday": null
}
Tag updates will overwrite all existing tags
Please note that when using the tags property, all existing tags for a person will be overwritten to use the new list of tags provided.
To merge new tags with the contact's existing tag list, use the
?mergeTags=true
query parameter in the request URL.
Altering email addresses and phone numbers of relationships
Email addresses and phone numbers associated to relationships can be edited and deleted through /v1/people , however you cannot switch alter the relationshipId of a given email address or phone number through /v1/people , this must be done through /v1/peopleRelationships