{
  "manageEntity": {
    "action": "Update",
    "entityId": "94040808",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierad25jly4cci3qn7umncrldjpc4h4ifsdxwousgicihzo3jtsjpgma\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":120929969},{\"type\":\"playlist\",\"playlist_id\":1927776825}]}}}",
    "nonce": "0xbe7f3ed1f2f2015773cc1455fc746b0296a7b0227eee50fd819fc3934ddf7f03",
    "signature": "0x1ee42281563ad5da75f233b84041d7253a25a7ffb503de9727f0dd4dd0cb038944f417d993de34a4e4a78c5cd96bf0dd688dd2181a490aaff7d06e7201baa04d1c",
    "signer": "0x84Eb3Dfa8e07C0d2285f5e49245F582fdF6eb1fb",
    "userId": "94040808"
  }
}