{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x338ac1b7acd8b1e261c11ef78c89293e18b0e41f0f76bb9c54d6984e9717dc3d",
    "signature": "0x349194cd241ca493bfb95003698e6cb66ab45f3dff68eb33df063aed000b2c364bdc4334b6295983266b55d70a09abdafc50c9d78d676389ca149e8a9325bdf41c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}