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Deel: Create a new contract — 201 response body — data custom fields item

Create a new contract: 201 response body, field data / custom_fields / item. Complete fields and constraints for contract 2026-10-27.

API reference · Contract 2026-10-27

SDK schema: Create a new contract — 201 response body — data custom fields item

FieldTypePresenceDescription and constraints
$objectRootCustomized attributes on contracts (Employee ID, Project code, etc).
namestringOptionalCustom field property name.
valuestringOptionalCustom field property value.

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