{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x5784ffe3d72c4c9c034f15efddd3d9721f39e254caa6686b65ba1e1f1baf641c",
    "signature": "0x7c45f0024271ea82537b45ecb19f73594fa55b3c57a3581ec4ee9890ba0b1b436b2c8f87a960f4854f0493e68919e7d825cac2d2bb7f8e5f6b5401a4d38ac3ba1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}