{
  "manageEntity": {
    "action": "Update",
    "entityId": "244577402",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xdef95106cb0e4cc2d3576b48ee70766d021ccf725fab23638e6158d5cd539cc6",
    "signature": "0xd2e7853626190f76885f75b6a88eac6a91616f35f441ebeac53ccdc3a69ef25e3e1aa0afd8a53cbee0bfb2f282781b232e5b6102ef8c8e1d07b4edd37d47b4b21c",
    "signer": "0xF6D20f2623a0F7bB4e277e9f41f28aa4C5408307",
    "userId": "244577402"
  }
}