{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176556",
    "entityType": "User",
    "nonce": "0xeec5006748f0794988f0a25645a12877f2b04499f6c2474d6e6b095e091c060b",
    "signature": "0x8cea9ff4ca4513b477eb018a6a14501ce1ac011edbf9e6cf655d8fd812e3a7817450bcf5aef24a8b3ba2889ff4ac09e77c150a4b4bccf0524c61ff5a6b6900431b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}