{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113332",
    "entityType": "User",
    "nonce": "0x9eec5447472ab3a06eca66948948afe05ea970821dd0fcbbbd6b92ef799dedb7",
    "signature": "0x4eba8cf15eb597c43d76bc9a78445ccf3de95b4180559403aece8d89d4b2b4c118ac744e1ea90dd5f9f9962b2f540ab8037196b77d3af7f894d5612b9c8adfc61c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}