{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "103076055",
    "entityType": "User",
    "nonce": "0x92c82e47f92959de218be80a7264b11edbd47d2270b4a61f860d2275dcc476d5",
    "signature": "0x6e0376719691a439d4eab78b913cb9262cb6cb7bbfd2387718eee407b5f8a41b1854ef3d68315623fcf2b3e70f5d312dc9ea6dace4c60ca6c67fab6902862ed61b",
    "signer": "0x97Ce19D122F5b51231cF4DBbd25Ac36CBDd6CACa",
    "userId": "426864186"
  }
}