{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2595",
    "entityType": "User",
    "nonce": "0xa52b2502f3ab6b8dcf9ecc2393128a93b36b92c1cfdf2b8bf9f3e08f23b3a32f",
    "signature": "0xc430d55401d35f473b18de3eb1748d43540a12c8a97ba4f6c6ecb10214cff56b6c0a6905ff25e831c249d960a0c53e5316d1eddb941c8c4912670810242d95af1c",
    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}