bitcoin_hashes = { version = "0.11", default-features = false }
hashbrown = { version = "0.8", optional = true }
serde = { version = "1.0.118", optional = true }
bitcoin_hashes = { version = "0.11", default-features = false }
hashbrown = { version = "0.8", optional = true }
serde = { version = "1.0.118", optional = true }