{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xb0fd49a0ded31b605e29f59774e5964bfc83ca4c6b51e5bb502e7b3c48e6f666",
    "signature": "0x6a89d2ede2360d3bc4e35e9347cf10a0f4c13d7481c22b6d87d281804b89f8a425677629c55680f58fc72943075cddcf01dc7bc8043434b5be61e73e662699561b",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}