{
  "manageEntity": {
    "action": "View",
    "entityId": "100",
    "entityType": "Notification",
    "nonce": "0xc4d669feb7728fe38415dd3d5808bc8e86901cac7c69b4c6aabe5a6c7f594875",
    "signature": "0x82702539354ba5c5b4a4500e270753bd5d9e45ee4f5ae53c87d6262aeff828f27a02dd26195ab36d48aad084747003e8525056dbfa8f284ca474b18e008f44e91c",
    "signer": "0x6687B667182cfdc5646f5AEB14a9945c9b1d3A6B",
    "userId": "100"
  }
}