{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x40f537bbc233eace7117d04c0f456d72a8cfcfc9d7dd16ab0c85a095f3555172",
    "signature": "0x3ba8d67c414d65b5003140920026f214b776966f09c941a1cd74e0f199fb9040298886f05b4eefd06c248cd397d1ef165dbb756d3c73565f3e17b6f81e1811471b",
    "signer": "0x9acF8CBE8f2B0d51e756C58D6d1f946A8757602F",
    "userId": "428941685"
  }
}