SequenceReset (35=4)

Resets the inbound or outbound sequence numbers in a session.

warning

Incorrect usage can lead to a mismatch in sequence numbers and desynchronize the session.

Structure

Requires:

• Standard header
• Message body
• Standard trailer

Message body

Tag	Name	Type	Required	Description
123	GapFillFlag	Boolean	Y	Indicates whether to resend admin or application messages. Possible values: Y: Gap fill. Messages up to NewSeqNo are skipped. N: Sequence reset. Sequence number is reset to the NewSeqNo (higher than the existing sequence number).
36	NewSeqNo	SeqNum	Y	The sequence number that the following messages must use. Must be higher than the currently expected sequence number.

See also

• Getting started with Bitvavo API
• Introduction to FIX
• Message structure
• ResendRequest (35=2)
• TestRequest (35=1)