{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "361647",
    "entityType": "User",
    "nonce": "0xe3683453d2957f02a483bd62e30962e0491dd2138f5719e51fc792caf7f3d73d",
    "signature": "0x5830f10880b2ed25846c30f6a0332d6768dab6902247ccef298be688bca689586ec84e1495483767777db94fe32776575289c9fc4ea38173dacde70ca668da151b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}