{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x57d1d50821bfee211d78cee7ef8f46dc1417bcef98f649e147745ae15e068e81",
    "signature": "0xea51041f9b5a763412c1f4efbd6c34ed665e702f2b1d23aa757691c0403f05465518891c205e12cb6ee85e5ed3a9dd7c67fec1fd1df18135c8e4fdc0cab83b611c",
    "signer": "0xcDd4bA67dFa5A12799fdF828BAe6484f14Fb02Fc",
    "userId": "502753271"
  }
}