{
  "manageEntity": {
    "action": "Update",
    "entityId": "360710260",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x9dac49f287e1d66a24c5748483881d85565db67a3c7eb5f346edf34b4aae1abd",
    "signature": "0x194a40f64ca29203bdddcbe466754cb27259268c9c261619d6e29f3347d471104b4fa1d1d22cdbec06c28e430115cdd819403482fd58565e66d6b05a4aacfd0c1c",
    "signer": "0x9A7E1b513c10F615dE30b0357bc2536C4b9B9021",
    "userId": "360710260"
  }
}