{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x14e30f49beee272ec0eeda07356c91aee6e21fc034b99b548223dc59665e9d74",
    "signature": "0x73e0102d31204efe98e39a9c94719d9936581dce4d5d917bf1523f7ea7d672330b873f6eecaef48b44ed3025aec498f5dd6492702e54d116f68355e2cf4d5fb21b",
    "signer": "0x5a3D8ee650e3AC49E3814789a0e2783f0bAFe395",
    "userId": "951735298"
  }
}