[graph_channels] created_timestamp not hex string

[gpBlockchain]

"created_timestamp": 1732108273725 expected hex(1732108273725)

curl --location 'http://127.0.0.1:8228' --header 'Content-Type: application/json' --data '{
    "id": 42,
    "jsonrpc": "2.0",
    "method": "graph_channels",
    "params": [
        {}
    ]
}'
response:
{"jsonrpc": "2.0", "result": {"channels": [{"channel_outpoint": "0xb671cccfbb59076b626e40e482785c3449838a64627ff042ce53f35b22fdff5400000000", "funding_tx_block_number": "0x25", "funding_tx_index": "0x0", "node1": "02aad9ace904380f81c3eb0584cf72e91ef297cbdfa5617e94555e92a7356ae5ce", "node2": "02ce1445064d93dc1242ef8e7a5396fb4ea9f87aedfb87b9ce0fe4bcaf3dcc1f18", "last_updated_timestamp": "0x19349b49f84", "created_timestamp": 1732108273725, "node1_to_node2_fee_rate": "0xffffffffffffffff", "node2_to_node1_fee_rate": "0x3e8", "capacity": "0x619a44600", "chain_hash": "0x7ba63bdb2f401e6a922a6a6200bbd898c3b179a3035d5534324232af7808296c", "udt_type_script": null}], "last_cursor": "0x60b671cccfbb59076b626e40e482785c3449838a64627ff042ce53f35b22fdff5400000000"}, "id": 42}