{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xb9483f92f3161ecbc72e6844485d4d6f012558ac1c3dcf70bd5bd19ae5c23832",
    "signature": "0xbbf8abd3f8469870a3428c86d643afe386de4614a63176e8e20d7c268521678b7c266e846833ccd5cb5a365e784bde152287847b581dfc4b3f546f71458f1aa11c",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}