{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "230985",
    "entityType": "User",
    "nonce": "0xd093f32a59dd8be4ecf3ba6ae0ea9d2ce837e4c55126c298d6e0de287c01939e",
    "signature": "0x3347251ae5137474e9ca9b81857953d3ab557edb54fc827cbdeb40eb95e30b290b609dad0a7df449b6d2d5754dede697a0525a8fb3dea4633dd4146e11fb47f51b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}