{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "170302",
    "entityType": "User",
    "nonce": "0x62e8823576887abb170e61c2a3a757572bd90af878fead76ecac3deafdffe55e",
    "signature": "0x3839437e1b38dbe837a8a3425f168e6a43a0e6f9c7d45c3adf1f804b98cf96214a0be7a41744ac00e6625aaa392ec8cfaec88c29de78b421565e7564f2d09a6f1c",
    "signer": "0x8fb06be829c5718Bb968af1525d910B795617ac0",
    "userId": "950478625"
  }
}