{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "829358377",
    "entityType": "User",
    "nonce": "0xc88da6656561d4d0b7bdd7e850df3c4cbec40022be9f4637a9399cce6d31db51",
    "signature": "0x09eeedad657d88b7c86c07d715295f3f3a9e014c874b1747f91f64187fe74dc67d7aa320ba6f32bd32ef899abfacd0c752461a11eff07636065c0e1a69b795011b",
    "signer": "0x1ABf6DD41fe1E6b1C2d3A69859a25C92caa31b32",
    "userId": "17689"
  }
}