{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "831117417",
    "entityType": "User",
    "nonce": "0x624422710d52c3172507b6713520d55871a41d9bca1bca17a0ae462191fc0ee4",
    "signature": "0xc6f06d3a19245732d1a055fce9c2df9085eed611432fcc81c468df4eb113ecb8287d996abb11ed0c06eb938fa6a0bf24054b44fc694e5c067548ae2ab837641a1b",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}