{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "406225571",
    "entityType": "User",
    "nonce": "0x521166250ee8f7caeb2c6f9b49906d9d735602f80cdfc183e91a7ff2de9511e1",
    "signature": "0xe11c9198bd5c88e5187bdd9332b60e2cc9590ddefd171745d405ec106f6d6a4a510fe2a2a112b5a276106d4f5235d19e85268d8cb66d8a9af9d19ca2576c25f71c",
    "signer": "0x41169dA28a7d95b19615713245D5f46546c83008",
    "userId": "931487252"
  }
}