{
  "manageEntity": {
    "action": "Update",
    "entityId": "93814449",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x1a10de815dda82e70828ef5625784e5a61dd7599ee256d07dccdbff05944a22b",
    "signature": "0x55f4fd3ca19a5a1c72378510fdf41e96deaf69d26b3f28e037ae0a756aeec14e6c7a72d10df9cce8292c0a831b7fbc22fcfa56b3ffa0148f3f0062f4e6be25101c",
    "signer": "0xc40850178B74672DD809330aE4477a7Dc40Cda7B",
    "userId": "93814449"
  }
}