{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x61b9cd06528651027d0427ef6ab55227c6b848daaeef2840cbaa9f4fea2800f0",
    "signature": "0x1ae0f9ea4a4474c90e93433ac1ccf2e56aa343b3ae97f72cba8c03e0a581700b54aae7ae3a259b3d148a8aa904e2166d06d6d82b98e41f349f98e4392cb056961b",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}