{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x2eb64e337e18999eca81a50a780024c3e8594c386123bc893a57f73732d70bd2",
    "signature": "0xfdd805435a03206c6a95cf2d8d6ad151d838b161df9b4daf918976d6762eff66685d7f09c9c9e2126015e35168d480998b6605a1024d10e3cefbc23607eff2091c",
    "signer": "0x22b4CD814353E6e4a3292C4D20580e3F57d63b16",
    "userId": "993194611"
  }
}