{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x1e1cf907e76690b7a3f451e3b5955e7ae6b7965e2f043bb1be324441ef9b5e6a",
    "signature": "0xa257f6ff63468c74bd8badcd34282f174e7094bc5db3f811ae56da4cb8770cfd63c7a7539020df79ff98a9e927ac0caa0bb15f6df83ed3e1d67b724141d3ae9a1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}