{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "100976759",
    "entityType": "User",
    "nonce": "0x30b35871b9f63e1bb6a2c22aa38d68319e0a5e1da3871adb5eed5c321c032202",
    "signature": "0x47a3c7be2616df457b8ee453225e7a891f1237ec278639ac91761eb046fbe51419ba271d0e303a4c4f3540736c33de8d2232c65fe10001e92f0624128c377b7a1c",
    "signer": "0xe270C91f9476B885124d6c0208211213dC10036a",
    "userId": "94825285"
  }
}