{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "349035",
    "entityType": "User",
    "nonce": "0xa0ded189322740c4bd9a27146847cbfc6e08c8704d326298479c1d5a4fba72c5",
    "signature": "0x0f524609105bdee7b812143ffd983e0e2d2840873acfb874603dfd86447fe108328f6ec3f06530422e7c31d502af831e248608e64edc878668c834d7d1de5b0e1c",
    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}