{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x0f91424f09755fbb046ad3ea31def1d15451ebbea7cd4f343a2a37ea96f9ae19",
    "signature": "0x932caced2f2c275713f8cde6c717cf919da9de80431b43db72cfc7e6ee2942347e8f1a315170e6d6f24214b01a74a3d0d7ae064d49e12f9992fc890c8f38bb9c1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}