{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "961795847",
    "entityType": "User",
    "nonce": "0x02aad18d93f754b8171b660506eba5f0563930d82d609321eaf6dc90f95fa174",
    "signature": "0x4689c60099316b60157338a6751656b96136d0629804046b9834862a82c6c7d17d42f614874d513b4b0b7dce52843bb17ed67cd030e97061158836d7226f6d4e1c",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}