API documentation
Server → client
HeartbeatResponse
Callback arguments
utcNow
DateTime
Payload example
{
"utcNow": "2026-06-10T14:30:00.000Z"
}
Required
utcNow
DateTime
{
"utcNow": "2026-06-10T14:30:00.000Z"
}We use essential cookies to make this site work. With your consent, we may also use non-essential cookies for analytics and marketing. You can change your choices at any time.
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