curl --request GET \
  --url https://{cluster}.voucherify.io/v1/loyalties/{campaignId}/reward-assignments \
  --header 'Authorization: Bearer <token>' \
  --header 'X-App-Id: <api-key>' \
  --header 'X-App-Token: <api-key>'

{
  "object": "list",
  "data_ref": "data",
  "data": [
    {
      "id": "rewa_2EPffrq151ArmjR7j3CumxGE",
      "reward_id": "rew_6uCtsIjgcuzi4NW43mKZQWd5",
      "related_object_id": "camp_Vr97XXNOnFEUIMFymKK99FAA",
      "related_object_type": "campaign",
      "parameters": {
        "loyalty": {
          "points": 18
        }
      },
      "created_at": "2022-06-22T11:02:19.564Z",
      "updated_at": null,
      "object": "reward_assignment"
    },
    {
      "id": "rewa_75e6oBjYfIKUDbM4Dsgg6xAU",
      "reward_id": "rew_gI4GYbXMeHAJUAIiZCad5LaS",
      "related_object_id": "camp_Vr97XXNOnFEUIMFymKK99FAA",
      "related_object_type": "campaign",
      "parameters": {
        "loyalty": {
          "points": 25
        }
      },
      "created_at": "2022-06-22T11:00:49.034Z",
      "updated_at": null,
      "object": "reward_assignment"
    },
    {
      "id": "rewa_dJ5nFBpmL8DVhmY1j4zYYOqF",
      "reward_id": "rew_VSi5rNvb67bn2tqkNwVBBP7u",
      "related_object_id": "camp_Vr97XXNOnFEUIMFymKK99FAA",
      "related_object_type": "campaign",
      "parameters": {
        "loyalty": {
          "points": 100
        }
      },
      "created_at": "2022-06-22T10:57:24.051Z",
      "updated_at": null,
      "object": "reward_assignment"
    },
    {
      "id": "rewa_874iVl5bHrZFr2FSsG9ilKzF",
      "reward_id": "rew_QQ73sIywuMoEj6L8K6ft2Mn7",
      "related_object_id": "camp_Vr97XXNOnFEUIMFymKK99FAA",
      "related_object_type": "campaign",
      "created_at": "2022-06-22T10:47:55.934Z",
      "updated_at": null,
      "object": "reward_assignment"
    },
    {
      "id": "rewa_GgSlEk4bnR09lMMts6CgR6aV",
      "reward_id": "rew_URQeO2fgbjxHnulgYVguuidX",
      "related_object_id": "camp_Vr97XXNOnFEUIMFymKK99FAA",
      "related_object_type": "campaign",
      "parameters": {
        "loyalty": {
          "points": 9
        }
      },
      "created_at": "2022-06-22T10:21:53.109Z",
      "updated_at": null,
      "object": "reward_assignment"
    },
    {
      "id": "rewa_i6VcsXr3ovJ2JCpZk9k1JOj1",
      "reward_id": "rew_YNr7tRr9TPAiFEJBZBAsuKCq",
      "related_object_id": "camp_Vr97XXNOnFEUIMFymKK99FAA",
      "related_object_type": "campaign",
      "created_at": "2022-06-22T10:18:27.684Z",
      "updated_at": null,
      "object": "reward_assignment"
    },
    {
      "id": "rewa_YjTw2InYSVx1nA88brDASS9e",
      "reward_id": "rew_BUfchmIo7pOR8GrZMw0vVL08",
      "related_object_id": "camp_Vr97XXNOnFEUIMFymKK99FAA",
      "related_object_type": "campaign",
      "parameters": {
        "loyalty": {
          "points": 30
        }
      },
      "created_at": "2022-06-22T09:58:12.133Z",
      "updated_at": null,
      "object": "reward_assignment"
    },
    {
      "id": "rewa_1gJ6VyYQI0IcnEvhArbr9XFH",
      "reward_id": "rew_injbwG52POgfpSogTlQl4hA6",
      "related_object_id": "camp_Vr97XXNOnFEUIMFymKK99FAA",
      "related_object_type": "campaign",
      "parameters": {
        "loyalty": {
          "points": 10
        }
      },
      "created_at": "2022-06-13T11:56:49.185Z",
      "updated_at": null,
      "object": "reward_assignment"
    },
    {
      "id": "rewa_gb6U5byuRh12EvdiL46P4Cxy",
      "reward_id": "rew_NQB7WbdQLBrFQW1DZmBNcLvH",
      "related_object_id": "camp_Vr97XXNOnFEUIMFymKK99FAA",
      "related_object_type": "campaign",
      "parameters": {
        "loyalty": {
          "points": 100
        }
      },
      "created_at": "2022-06-13T11:50:23.429Z",
      "updated_at": null,
      "object": "reward_assignment"
    },
    {
      "id": "rewa_hfyF9IGez9i3z5a3Uwlkcg7S",
      "reward_id": "rew_87ItIc9P5Bky10eS7vEm7Dc7",
      "related_object_id": "camp_Vr97XXNOnFEUIMFymKK99FAA",
      "related_object_type": "campaign",
      "parameters": {
        "loyalty": {
          "points": 20
        }
      },
      "created_at": "2022-06-13T11:20:43.961Z",
      "updated_at": null,
      "object": "reward_assignment"
    }
  ],
  "total": 12
}