{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "171892",
    "entityType": "User",
    "nonce": "0x352b56d065dfea71d430d0ef2024dfeb072b844f2d9ab53982b40fa88a11b255",
    "signature": "0x2731259abe5f0ea88805d6c4ec52e0569b81fc887f934a20d1413c85e78af88e2aaf096b1ad37f3a32c78d32ad98bb30335c03e1d58a90dc60881978ca1cb6d21c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}