{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "75085",
    "entityType": "User",
    "nonce": "0xb6bd69be98c411287e551f2bd3279819d35b11d0bf2434b6583f70f29c572754",
    "signature": "0x049c6531c64d9b095a877714aeac2386036c372b53880b80beffa6cb5e770ce65b8dec3990312f7e476cbdc81b30f19e703b312b329787171bf96759480cde411c",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}