{
  "manageEntity": {
    "action": "Update",
    "entityId": "54801",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraauzghs6v6ldmctwccn2vcf7ymnvcpev2if7ruuy3dyfspsynmtwa\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":1795117483}]}}}",
    "nonce": "0xf70893b80fa725f88ac2a028cf9d10e5eea263fce0f0c53251efafd9da0749b2",
    "signature": "0x4715d867c054821b44c8edbeab80d178b4a23cb437d245f0002415887977777b36a25104cbd158a2e054272ec2e98fd5e5e20432615061a7060add7d988a8b851c",
    "signer": "0x71a9d44195F54262966C93848a0e91d8DB53D7Bf",
    "userId": "54801"
  }
}