{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "782362",
    "entityType": "User",
    "nonce": "0xcfd9e7502dcb359502df998ae76c7d8dc0c2085e083d76bc147fe1441fa36c1d",
    "signature": "0x9b956e153c9c703beea9994b43dcb9bd81972a78997f868a612573657416142c38000e649bf9161c13fe4d74a05b781c314d591d245eb7ff0674d9cac25902901b",
    "signer": "0x7C2169544c0568cB3b210f320356B6A77E891F30",
    "userId": "495616082"
  }
}