{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x8d947c391418e33ef00542dd2a424f6929784454a1f35748ce08291e270ed2a0",
    "signature": "0x01f66117d1fcece0f0a42cf118060379b6695cbdc0be4b534779412cdb72245c0f10203d55f8d9d6e3a19804bb033c70bc9103b2757fae68503ecdaf90a205e11c",
    "signer": "0x1E431DE3D5FA141d3092F3EDD6044f6eeb3f281f",
    "userId": "745430018"
  }
}