{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "329513359",
    "entityType": "User",
    "nonce": "0x69958ef9ec3c0513ac8188158304881baadb3863a0a75fca7d4296c62f1672a3",
    "signature": "0xfb3e5888d056e2d0682df4de4f257e942e54391049fe0dab22c22e04cbdbf5a07224edfa29e591e585d173582366a6f9edd95c34856d43ca1b377d179598356b1b",
    "signer": "0xe270C91f9476B885124d6c0208211213dC10036a",
    "userId": "94825285"
  }
}