REST Change/Add Line Manager

Hello,

I have a request to add/change the line manager of an employee using REST.

I used this call to update the LM in the assignment:
PATCH —> {{host}}/hcmRestApi/resources/11.13.18.05/workers/00020000000EACED00057708000110D94D2F3AF50000004AACED00057372000D6A6176612E73716C2E4461746514FA46683F3566970200007872000E6A6176612E7574696C2E44617465686A81014B59741903000078707708000001941A03200078/child/workRelationships/300000465599227/child/assignments/00020000000EACED00057708000110D94D2F3B010000004AACED00057372000D6A6176612E73716C2E4461746514FA46683F3566970200007872000E6A6176612E7574696C2E44617465686A81014B59741903000078707708000001941A03200078/child/managers

With headers:
Effective-Of: RangeMode=UPDATE;RangeStartDate=2025-01-01
Content-Type: application/json
REST-Framework-Version: 4

Body:
{
"ManagerAssignmentId": 300000465513589,
"ManagerAssignmentNumber": "E1001291-3",
"ManagerType": "LINE_MANAGER",