Function decode_bech32 

pub fn decode_bech32(hrp_addr: &str) -> Result<Bytes, CoreError>

Decodes a bech32-encoded address into raw bytes.

Arguments

• hrp_addr - A bech32-encoded address string (e.g., “erd1…”)

Returns

The raw 32-byte public key, or an error if decoding fails

Errors

Returns an error if:

• The address is not valid bech32
• The decoded data is not exactly 32 bytes