{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1197333",
    "entityType": "User",
    "nonce": "0xcfd0a7362395d440e2470517613f04590d4fc468700ccb6392621aa0972919ba",
    "signature": "0x79ecd265709669d909a84384103cc30e750491691a7df7dbfe3aadb103318cbd76b4579ffa37c1b01ea63cc0f6832ff5b0ef838f74d0c185eb856d218341cb341c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}