{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x4d0228d92d14bc7ed93aa6894483639c4fe4bec09a5d93b5d1e1d967ad588d2c",
    "signature": "0x957e5d6b2fffed320b7dcab0f6a4727adf621814d65a037d98d4e73eeb1549014ecfa85712cce5973357d5bedd679e471d0e5b338105e9f1a4df7b0e644f9c1c1c",
    "signer": "0x90A9206Df4cA22A1ad24bfB7F1b639Aaa812Ac58",
    "userId": "266782887"
  }
}