{
  "manageEntity": {
    "action": "Update",
    "entityId": "833045944",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x4075733bb063b22c6061a895b41acb403781ba8bd6dcfd80a19ebf22eee91035",
    "signature": "0x63afa6debfa3a2bee4bc3db43f021ced9db4bab3ecaf3d3279b8c86bfb7416ae7c3523fe85cf51578a64fa67e053af7ab3b6d89019c028604bac7a99cdb501761b",
    "signer": "0x22265B0004f4496e82125994EdA9B33223E24839",
    "userId": "833045944"
  }
}