{
  "manageEntity": {
    "action": "Update",
    "entityId": "793540177",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xd3cef27db705e5d1f3851715df436c73417ca08ff4a44ea8644fccfe19cb91a6",
    "signature": "0xd637d9adfe75421a9350da7eb91821bf155b012a1a6d0fe1463b5ed613eeedd96d9b2396140616ad2e1b1803f37321f28fb8d9980d6a9ec8c389965688b10f2b1b",
    "signer": "0x366F7A9B90Bc9EB9e98EDaBaeeDB5B9365be1F81",
    "userId": "793540177"
  }
}