{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x8e9491f4f1857f48ce34f4457eacd5cffa294dd26b7a27e3806635adef6f677d",
    "signature": "0xa9998794ec4df8afe59a3dd8962af07f4bb59ffa862fedd0f6c8cb017c8b9587724422c35acdc6ccd2ec98216d83c6fe221f97b0e00e35e61ae8196e2ae5e4a11b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}