Api get filtered instruments request

Fetch a list of instruments based on the filters provided

Name `Lite`	Type	Required `Default`	Description
kind `k`	[Kind]	False `all`	The kind filter to apply. If nil, this defaults to all kinds. Otherwise, only entries matching the filter will be returned
base `b`	[string]	False `all`	The base filter to apply. If nil, this defaults to all bases. Otherwise, only entries matching the filter will be returned
quote `q`	[string]	False `all`	The quote filter to apply. If nil, this defaults to all quotes. Otherwise, only entries matching the filter will be returned
is_active `ia`	boolean	False `false`	Request for active instruments only
limit `l`	integer	False `500`	The limit to query for. Defaults to 500; Max 100000

The list of asset kinds that are supported on the GRVT exchange