{
  "manageEntity": {
    "action": "Update",
    "entityId": "74164662",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x0ea52738febc0a89b8b99793e72910a1e66e8d36f549e7f6c599ad9c255e3241",
    "signature": "0xf1851b3935d95b2d6f53d38d504761b16cb652b58a3ee53bc6b0ca1fac0306720e2adb74c3b2bfaad6bcea40507b70fc630668d6612fa22e5d8ba919a89dcd861c",
    "signer": "0xCC1BF4fd7293cDA726Db2DFCc1754dE54B4b26d5",
    "userId": "74164662"
  }
}