{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x3fb8b363f89512b4e6117e503f2f544edf78081a6fc8effa05737d12bf1cb0ec",
    "signature": "0x1684ef7746e57faee9828fd8c400e3030a4fb2d855271c3e38f0dff571380d845ee21a9206bbaee97f52dd6bd78959fe3fc6fb27b31aa4949c70cee81c25af7d1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}