{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "173358",
    "entityType": "User",
    "nonce": "0x1abd71b31ecf4ca8e645bed7e87531a52f81bcab9a20c3752c03ffafaef5ccd2",
    "signature": "0x61fff09a545f3bb64ff0ca30dd9201040d9dc6ddc1225ddba3afbd8488d42fd25e42a5d30f39c86d12ad29e4e1285fb5d55d5c2c6a48f2608da193bf5b1e046e1b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}