{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xd50e49f817a150b25f07052cb1469e356e513d0d75c1fa8760b746d5c99fa0db",
    "signature": "0x398b9e8861fbaf9733b25e96caa2f69cec8cb1f663ba0da7439c4dfc48439c4561879a288ea118c3ef126ea08bc5f3975d67d610148a7055f7146c7d8bef46af1b",
    "signer": "0xe1eAe9Fa3Fef187944BA6cBa5C534e1ea257CA4E",
    "userId": "344552512"
  }
}