{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x177c12113f30deb947c25ff18e3a42ce48c21d14d7a1a73742ecbcca0a8c3c02",
    "signature": "0x355ac410c913ab01fd2e6d85ca262cb46fcf2767884c764bf3af0a3ab94f75b42f4a5b653dc16b0c7d9c6d0ca6ac25372c059bc672f781d8c89ea571f187bf1e1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}