Set Custom Fields for an account based on information sent via an http form post.
| Field | Max Length | Required | Notes |
|---|---|---|---|
| response_type | false | Default results will be returned in XML. Set this field value to json to return results in JSON format | |
| accountid | true | Must be numeric. Account ID for this account. Found in Settings > API Settings or for White Label CRM in the Admin control panel | |
| apikey | true | API Key for this account. Found in Settings > API Settings or for White Label CRM in the Admin control panel | |
| custom1 | 30 | true | Send a value for each custom field custom1 through custom20 (or however many custom fields your account is configured for). Submit a value for each field. Blank or missing fields will be cleared out. |