{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x87e6deec41c125283846c0df6cff2fbe8bbefd648a20108ca262d97b6174fdab",
    "signature": "0xeefe5e9e2d22efddf5a2f89478f321d69f13f2a0559b2087fcbbeac4f66dfc3f5bf71e24ee170f7b0535d064ad8af0c6b48dcd8d52ec2f63b1b37ca75b58aa191b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}