{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xe5fa941292e956059fa3f07cbc5013951ef775de8e9645fabe1e0236a554f98e",
    "signature": "0xdbe5446d5317aa07048c20a55eab8b14401fe834365b733cc5755aded9249b1e7ebc584553f33155d61905ec36bbf37a62a37cadba77f04a0f97345fa7cf64751c",
    "signer": "0xb5d16B9ce655D8D4c665F349959e98cdF9F8b2F4",
    "userId": "840180689"
  }
}