{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x9b847d8a780841da62e3f04c1978ed31c1ccbb5e7a21072b5fe103924b3b3070",
    "signature": "0x6717df3244280e0f20f40bc051e85aac7d9eb45cbe7fa434f67f5d1ab6911e164023d2f59f51782a1b472731a66828c39367e89e2778a9e43c0abcffef6cff0a1c",
    "signer": "0x4A5A63c11Be31C44BA4CDeE2481610cA9A9453E3",
    "userId": "160673811"
  }
}