{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "134268",
    "entityType": "User",
    "nonce": "0x19d6a50af60b1967b6acc87dd412d49741a15253d2186a74cf1176ff25e9b41c",
    "signature": "0x2e7651e0186f04351fc37c5c16a1975ad24a8f404dfbd0343c53477b022027735d58a017425011c0cbe2ac634ea77c947c8a8d699876670097fc6a4c9b2d1cef1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}