{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "103635",
    "entityType": "User",
    "nonce": "0x330359cf3d4081a98ff2e85be7102184cd93350ef5c6a812454900beba9d3c76",
    "signature": "0xd6d12ae76d3910254416cc8e30ba5443c705032adb65f9aba59541594b64cd20046b31c7e09dac3632b926481b8092dd087a3d59affca69d59d8591616a55b951b",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}