{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "967215477",
    "entityType": "User",
    "nonce": "0x2b21884638c160046f837976006c722d4362528236528a9b2083944867d4e557",
    "signature": "0xfd1e5d453ef24a251cf70c79000f2a32396b4de572f76d5072e263b2a6125c411c599e89d0d943b80fa08a0bccb9e37032b8e6e6369154bceee526e7d4c8c69e1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}