{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xf147d8c30b6e9212b851a208d06e13cf1894b43623a8734b8d8616483b1db431",
    "signature": "0x423d5971eb50f61854a533816ae4b5927330408e65798126e22911d1a9a4c7882239fbdad5c352a01063ee6f58f89daaccd172d7305401ef3f393ab065cf29ac1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}