{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "970214396",
    "entityType": "User",
    "nonce": "0xd33fc31e1cbc9ed77ee6f17398cc1832b4310017976e6aa1781ce35f2ece9d70",
    "signature": "0xe211d115caef3828c1702ccd2ab8050e9fac55a53313ee0125cf943233af4f552945b2542b86fcac055b8b724b977defb6325cdfb836896a12e6dd76f9817f9f1b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}