{"command":{"effect":"write","timeoutSeconds":30,"inputSchema":{"type":"object","description":"**This endpoint deletes a defined Custom Field.**\n\nYou can delete only Custom Fields; Reserved Fields cannot be deleted.","properties":{"path":{"type":"object","properties":{"custom_field_id":{"type":"string"}},"required":["custom_field_id"],"additionalProperties":false}},"required":["path"],"additionalProperties":false},"name":"Delete Custom Field Definition","id":"sendgrid.mc_custom_fields.deletefielddefinition","example":{"path":{"custom_field_id":"example"}},"maxRequests":1,"summary":false}}