{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "325624",
    "entityType": "User",
    "nonce": "0x0930c47ed3ab6094188a831e8bd220f5040842b497002fee6df8bcb350644cf6",
    "signature": "0x2b653329e841ef9b0774b2ed9b0c1f29b6a642312aca8c5a78b98e8005175e271858c40dbd85c1c10a1b38ab854ed96fbf1be847346341147b3d9a02b31777f71c",
    "signer": "0xDd92873Ebabe0C8745098107BD2457E19020CD61",
    "userId": "631125501"
  }
}