{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "354001",
    "entityType": "User",
    "nonce": "0xd445979f97bc92fbbc11e68dfdf252f2aaa32a5648b7c046f4d151f1c8a5e170",
    "signature": "0x02f32288e8f14da1a87149fc7ee410ca253681b72eb9682e2a3e92f99294b202305177cc37566826fd5c80b831b9dcac2c0f132f9aa0be27a4c91fa522219b4f1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}