{
  "manageEntity": {
    "action": "Update",
    "entityId": "526632441",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierajqbbfvoc5wpqmsbpxobq7zpgrtx7omqoz36rpnpe6lzpciumvrvq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":849085713},{\"type\":\"playlist\",\"playlist_id\":2072288812}]}}}",
    "nonce": "0x60d1e6bda9e2ce094df1bca453019207871be01b7537e18d3b42e5f53c0c4685",
    "signature": "0xd671de4517cbc349bbc4c36c770e4c1ec40f300bbb402b981534ab761ff299f97ccc203ae7ecbe0a7bbd2a6a63905f13e074b40cd7bd0fc518bcfe3d46f1944a1b",
    "signer": "0x686F0D24ED1C4d9C714363D9e25856383570ca46",
    "userId": "526632441"
  }
}