{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xf471abf9a10b7838ea6a04f6628653a239897e079e841b815be3506c70b06eb6",
    "signature": "0x461d6d956da3eab1c4c7f3e7bad98be7e97cf344acf600a60e5366ebab3e1aa828893675af5a1424aa5d64b9fa7fde7df93809471115012f795de04c000c2e8c1c",
    "signer": "0xe1eAe9Fa3Fef187944BA6cBa5C534e1ea257CA4E",
    "userId": "344552512"
  }
}