{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x1c9c0e0b9f01a6de4eb49d8c4ea4f9dd079924e6fc08379c387a99dfe054b9ee",
    "signature": "0xcd8a85cbfa51d63774e108ad5111a818cade01bb6682da8e1119d3447d9201e235b3218996ed1083fcf8c7cf508aa74cecc6150fcd5d3081d5081d51204b1e5c1c",
    "signer": "0x4A5A63c11Be31C44BA4CDeE2481610cA9A9453E3",
    "userId": "160673811"
  }
}