Stream Quotes (Ticks)

Subscription required

Real-time price updates for subscribed symbols.

Subscribe / Unsubscribe examples

{ "command": "Subscribe",    "extId": "1", "data": { "chanels": ["EURUSD","BTCUSD"] } }
{ "command": "Unsubscribe",  "extId": "2", "data": { "chanels": ["EURUSD"] } }
{ "command": "UnsubscribeAll", "extId": "3", "data": {} }

Outgoing Message Format

Compact JSON array (5 elements):

Index	Field	Type	Description
0	"t"	string	Event marker
1	symbol	string	Trading symbol (e.g. "EURUSD")
2	bid	number	Current bid price
3	ask	number	Current ask price
4	ctm	int	Server timestamp (ms)

Example

["t","EURUSD",1.08850,1.08870,1734312345678]

Client notes

• Extremely high frequency possible (hundreds per second on volatile symbols)
• Always expect an array and verify that arr[0] === "t".
• bid/ask values are floating point numbers.
• The format is stable: no additional fields are added.