{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x3d8892b02bc4b003038b6decb8851a73fd53359d3ac9a86a828e99804b8a0c52",
    "signature": "0x0306e786b47d5d14b5a332d07a35596cfebdf320ec0e3511b43af3a0cf5288ea1e781b9b7c9bb04dafde9d52f81a205a8de7755f07ab66f48ffb53d25b9fe0601c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}