{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xd58b5a600cd6476d7d54df20c886296eee84d967d3c7e133ce2b8af557d50a84",
    "signature": "0x29704711ca28dfac4debe76cbe6353db04d6aba43fe248d59d5d8447fd1352e6610dd39e4187a5ac2121c929d7789a2025df9c64d98fd903a73f9e8daf107d321c",
    "signer": "0xa4A8a4853051b18e0f0f777693Ce34CF4bCe9385",
    "userId": "634886384"
  }
}