{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "428192787",
    "entityType": "User",
    "nonce": "0xe24c63244a1f848b76857b9d5ecb2e36cc1c496d0755a17d7b935e107295cdf2",
    "signature": "0x2f06094b1ad33d5a093550f16488612e289f30545a36c1939477b07739fa8b1f288c2b6e6e1e0c6b47c6f9e203f9149197ab1f50fa43bba23226700903b199581c",
    "signer": "0xdb9977A5208cB1B434129227353B4F67Fdd041ED",
    "userId": "241410986"
  }
}