{
  "manageEntity": {
    "action": "Update",
    "entityId": "364835068",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x6e8d15d9e84182a603035641201d7c1e1456441004d98323e7fdcab5b991881d",
    "signature": "0xc7d0cb7bfea9479c839116bb53d37c7e9f04f8efd6536212f449aa0836677e4571bfb6e30fbcf85758bd2b8572e9f41cff7471f3c62eb81748c62dd1609a4e931b",
    "signer": "0x932E1F39be01A4aBc6D0f004d1d2E075Ee939F7c",
    "userId": "364835068"
  }
}