{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1438650",
    "entityType": "User",
    "nonce": "0x941970079d7152387531955b19413c58de0c552d31079ade893c1ee21316230a",
    "signature": "0x6bbf24567b6ac30485adae200de9802b5d09f5c10ebf931cd3d4e4e66bf9f39879e278281cebe088ba16c60270628479fd5bd10f65981d95761eeaad8bfb04a91b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}