Blocks are the fundamental units of a blockchain, serving as containers that hold batches of transactions. Each block is connected to the previous one, forming an immutable chain that ensures the security and integrity of the data.

A blocks contains several key pieces of information:

• Transactions count;
• Block Height: This denotes the position of the block within the blockchain;
• Block Hash: A unique cryptographic hash generated from the block's content;
• ID of the validator that processed the block.