{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x536e192e8ea0f16942e908021ba1e55a10b62b134f3ba9225052dc9a8fccf40b",
    "signature": "0x0e94ffd1f1fcb3a4e3fb17d0f60636aea293bf5fdabafb133e7c9473c8561261068e71d01d343a7179ed62540e2676931f201b91e727fb99bcce52026bf0beb81c",
    "signer": "0x3aBfdda7Fe70573Bf3a32f951e6cFf35e8E00047",
    "userId": "465093414"
  }
}