{
  "manageEntity": {
    "action": "Update",
    "entityId": "705940786",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xba60f94e17c6cb22779dcb316095fec329d597ef3830ba0819812e944ce2db8a",
    "signature": "0x86ff1dddbea9df500bcce1561263fe05ccd6198e35e4e1add36401f2d30d159422f39279073b465d87ecfb6a87d6e4aec08f4f799770064098893f752bf63f3f1c",
    "signer": "0xF37A02f1D448a6c0D07838676d10cB96CA853EBC",
    "userId": "705940786"
  }
}