pub const NON_EXISTENT_KEY_ERR_MSG: &[u8] = b"non-existent key";
pub const FEES_NOT_COVERED_ERR_MSG: &[u8] = b"fees not covered";
pub const CANNOT_DEPOSIT_FUNDS_ERR_MSG: &[u8] =
    b"cannot deposit funds without covering the fee cost first";
pub const SECONDS_PER_ROUND: u64 = 6;
