{
  "manageEntity": {
    "action": "Update",
    "entityId": "337413910",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierayedlw77xziy5hj7nmcewxlz6itiyfdf4vhcdhqhnt5h5hvqeeuxq\",\"data\":{\"name\":\"Hhhh\",\"handle\":\"sino223\",\"events\":{},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x5cfd7fbf0a7414dc2497ab348cb7e7bfa5ee0f09fc9a89f0a6dc9b4383d7069c",
    "signature": "0x62c3c667763f2f8a64aa4127da6d49c00f1393478c172724c723811de5ee4cba73d7bb84e052a4d3ed43c5cc721f00adc58b12cc44ec1c8bd8273e09d3f5b6f71c",
    "signer": "0x40f93A625960bCa5B0ecF1C6D260270712F75807",
    "userId": "337413910"
  }
}