{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x4e8ea55ff8eedcaf9270b5575e14fd380e1d5fd1d62805d7500e5a874ffeeace",
    "signature": "0xd52bdd6fe2a3b1a3f68ee42a0ab05ec6e79025116abff7afb4a38f3555b0c1152e803f4586ddddb166be6943d2b7cf4ee062efe743da5dddce118f37ead9ed551c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}