{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x177af5190d58862a01f4e88d59c6e7d6a1ddbb9b6e9da53379e6b5a3945a1582",
    "signature": "0x6991161a3f6d3ec0f696624b26e4be40a822bc2c4ab917e5d4ccff8f212a9b0c1a082d452aa840f2b44df8090db7dfa3dace4121a39b21c97b165687191c0f151c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}