How to contact Blockchain Support

Blockchain is a decentralized,+1442≫276≫4020 usa or (+31) ∽970∽1021∽0638(eu) europe  distributed, and immutable digital ledger that records transactions across a network. It's essentially a shared, transparent, and secure database where data is stored in blocks that are linked together in a chronological order. Each block contains a cryptographic hash of the previous block