{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x6873960d54727e42b80fecb1f4220db8413afec3eaa99786463d6472d4e38ad5",
    "signature": "0x1a53affcf6fa7442b849e5a83024ee0373dccc0f092d0e098f8efd5c5b46a6e02458ad4f9428c51dd37aff16abc62615bb53fdb2e6c50415d70b86d900a371321b",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}