{
  "manageEntity": {
    "action": "Update",
    "entityId": "451736675",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierarrluixy475ca3qzb7viynx7q5ps4tpgrp2nlv6pgaettiwxzf5fa\",\"data\":{\"name\":\"Alex\",\"handle\":\"AlexJerry\",\"events\":{},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x416ec40ee3836dc96598c54a65915eba7d9976a24e79fd7a3e466124e645c27d",
    "signature": "0x177ad3149a6f244d26f60f9c56ffb0f549d662e71b5cb76dab2099c219bbfb33439f063221312314381cbf145b792cda878f33697ecc58f1487bc2c4c3cc373b1c",
    "signer": "0xFfc1448C89230bbA4D7974CF0ccdF9Da15F42c51",
    "userId": "451736675"
  }
}