{
  "manageEntity": {
    "action": "Update",
    "entityId": "723008316",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xfc4eb2f4b5265d30781877f4d9188a608b41a8b7b1e96f89ef626fb57b5e9128",
    "signature": "0xfdfc03b591cec2c34d34b7bd64f11f00b16f3c8c1cd1524afdd52b0422a797190d79629ce0d4bbfe02463c1513bc0eed4c0a7ce474316510cd2ae58c34575a421c",
    "signer": "0xEd4A4410f51c0eE813c67f77160d10FC7dAe0EFa",
    "userId": "723008316"
  }
}