{
  "manageEntity": {
    "action": "Update",
    "entityId": "887781517",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera5d272kzm44pqhgf4kcd3z22apu7fmce2dva3zzixvgpoggnckpda\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":302807856},{\"type\":\"playlist\",\"playlist_id\":104421225},{\"type\":\"playlist\",\"playlist_id\":1675216950},{\"type\":\"playlist\",\"playlist_id\":2049259490}]}}}",
    "nonce": "0xe06e16b4a1ffb349db8f11fd0552312228c0ae8edae4dd51b0218e18bf98dd27",
    "signature": "0x118a9d58939398f8e29fd8c817b52b97f711989d7619c29ea99d40d09454e9517eb2f4a0aa42b8cdc1fbef4199e5f9cccb1d5e00d2b5289416b71a88d5e6a4e11c",
    "signer": "0x2480668A2849AD9Eeef1129d84348cd7073D4Ec7",
    "userId": "887781517"
  }
}