{
  "manageEntity": {
    "action": "Update",
    "entityId": "268732806",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xb0a478697c749eb3bc5050e79a1df6b12287e89a4d3833c218a1505140f39622",
    "signature": "0xfc8f7d00f5eabbb3e8d63c11f940a4129973ba8ebee59755783b351a3bc1eccd3c2bfeade61825621ba26d62ff01748348c6a3cf44ddfdeeb2b50126ba3fdfb81b",
    "signer": "0xd2DfaaCD109D946a818bE7a8E1848fcB8BBDf6c3",
    "userId": "268732806"
  }
}