{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x141d900848bfb72101231f89098380772d4ce4084532bc1950a998ba2bf6c576",
    "signature": "0xaa2ac4c0d0d5100700f3c665d42ebc0d43a1fbd49dc1c0c2665125a6612057d2180572a1668d7960fe567230b2c32fbe56f2f819b0201a42d347b7d38be4a54c1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}