Provides a contiguous set of block headers
HEADERS Message Format
| compact int | … | compact int |
|---|---|---|
| vector size N containing: | block header | number tx in block |
vector size N containing: This message contains a vector of block headers. No more than 2000 block headers may be sent at one time.
block header: A block header. Block headers in this array MUST be sequential.
number tx in block: DEPRECATED This field should be ignored and servers may send 0 regardless of the actual number of transactions in the block.