{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "120179",
    "entityType": "User",
    "nonce": "0xaa0e79ad4566233035dd2acfe38087ec5173f266c3a287e0865469af8992d63d",
    "signature": "0xfa82dcad3202dbe15ebc48c13e04d41ebeed96a3da69dcf3d2224620b97fcdd605d7892746dd7a7804ea0b83ab53852550f4e850027da267da53167c25fe795b1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}