{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "957873025",
    "entityType": "User",
    "nonce": "0x9112836af27232b6dd96df218c432aa89c4cd8700a8e79ceda800fd5ade7194e",
    "signature": "0x6e991bfd44fefd93c1661ffcadd84c598005870b1c8c4be436b83274e7e27cee22690e8cc52987ce25d707c3f3a3e392d3ed5fd88d42aad1f5aa161acac5ce3a1c",
    "signer": "0xF7F56DF4D8a2Ae2BF9Ca645DC684f84c37BbDaFe",
    "userId": "116272245"
  }
}