Missing required `id` + invalid `type`
    | {
        "data": {
          "type": "invalid-type"
        }
      }
    | BAD_REQUEST
    | {
        "errors": [{
          "status": "400",
          "code": "4003",
          "source": {
            "pointer": "/data/id"
          }
        }, {
          "status": "409",
          "code": "4091",
          "source": {
            "pointer": "/data/type"
          }
        }]
      }
    @
Resource `id` differs from URL
    | {
        "data": {
          "type": "consumerGroups",
          "id": "does-not-match-real-id",
          "attributes": { }
        }
      }
    | BAD_REQUEST
    | {
        "errors": [{
          "status": "400",
          "code": "4003",
          "source": {
            "pointer": "/data/id"
          }
        }]
      }
    @
Invalid group state - connected members
    | {
        "data": {
          "type": "consumerGroups",
          "id": "$groupId",
          "attributes": {
            "offsets": [{
              "topicId": "$topicId",
              "partition": 0,
              "offset": 0
            }]
          }
        }
      }
    | CONFLICT
    | {
        "errors": [{
          "status": "409",
          "code": "4091"
        }]
      }
    @
No such topic
    | {
        "data": {
          "type": "consumerGroups",
          "id": "$groupId",
          "attributes": {
            "offsets": [{
              "topicId": "$topicId",
              "partition": 0,
              "offset": 0
            },
            {
              "topicId": "PjgNTE1MSYu0IUIhcBijaA",
              "partition": 0,
              "offset": 0
            }]
          }
        }
      }
    | BAD_REQUEST
    | {
        "errors": [{
          "status": "400",
          "code": "4003",
          "source": {
            "pointer": "/data/attributes/offsets/1/topicId"
          }
        }]
      }
    @
No such partition
    | {
        "data": {
          "type": "consumerGroups",
          "id": "$groupId",
          "attributes": {
            "offsets": [{
              "topicId": "$topicId",
              "partition": 100,
              "offset": 0
            }]
          }
        }
      }
    | BAD_REQUEST
    | {
        "errors": [{
          "status": "400",
          "code": "4003",
          "source": {
            "pointer": "/data/attributes/offsets/0/partition"
          }
        }]
      }
    @
Offset after latest
    | {
        "data": {
          "type": "consumerGroups",
          "id": "$groupId",
          "attributes": {
            "offsets": [{
              "topicId": "$topicId",
              "partition": 1,
              "offset": 10
            }]
          }
        }
      }
    | BAD_REQUEST
    | {
        "errors": [{
          "status": "400",
          "code": "4003",
          "source": {
            "pointer": "/data/attributes/offsets/0/offset"
          }
        }]
      }
    @
