{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "199337",
    "entityType": "User",
    "nonce": "0x95dec87f33c59c85e3b977c15e6a77d9b4f2e346d22918b7ec6f332d10396fda",
    "signature": "0x53c1de6a71c438309aea540589cab0b7897fc0b755c976d0ecdc94de018c5c6500e246d3e1fe2fc7f53d40bb2e79dfd0a7ac423161eb9800737e79042d0739f21c",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}