{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x76e635b8fdf732c3bfda31d550fdfc776a5c3c8b27366cdf04722d5656fd849f",
    "signature": "0x1a409edb7a3d3281f32b3463d2df2890bb6ccf425f4890246fbacd89771e34c55932e4247f176215fbfb95921d7fe6752ca1e0cc7876e53a00691e3d5192e3ec1c",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}