{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x96671ffb7a7c0084acf98eb62668c602268523bc8782cdd8b56bc5f10c1fe4d3",
    "signature": "0xe48ef03233844ae8e1a5e217cb885e484497896f635ff71549f53a8efcfb304143b62e0eae0ee0bd5f46eb16fd4e3b0de5cffa800cf3f9120280e5a478a85be21b",
    "signer": "0x22b4CD814353E6e4a3292C4D20580e3F57d63b16",
    "userId": "993194611"
  }
}