{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1464585",
    "entityType": "User",
    "nonce": "0x9ea73744b002af25343cffba789579cdf2c4896c03a49d4e4926f9837c5cb883",
    "signature": "0xec26a7a62ae3c33a5a18bd7e42f43aaea92f7ebb51da93eeb409bf57c42aa293186247f9988fbc6a1066413af8ebece831788d9e2a5ba624a46834ba484a27301c",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}