{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "948228891",
    "entityType": "User",
    "nonce": "0xba5b81b166e2a5314dc1539e91c6bd8326e5069965f7f7d4c0c2eb7cd6f36ca8",
    "signature": "0x000535ae1f34d71c035cde9542d92171b027c0c411cc9ae0bce4de8bec280c6667147dd6185652784c570a5d129dbb556be691bd32b90328f1ded8b14c7c21161c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}