UpdateCustomFieldDefinition modifies a field's mutable properties.
PATCH/api/v1/crm/custom-fields/:id
Mutable: label, picklist_options, validation_rules, section,
position. Immutable (returns INVALID_ARGUMENT if changed): key,
field_type.
Errors:
- NOT_FOUND: definition does not exist.
- INVALID_ARGUMENT: attempt to change key or field_type (ErrImmutableField).
Request
Responses
- 200
- default
A successful response.
An unexpected error response.