Function wascap::wasm::sign_buffer_with_claims

pub fn sign_buffer_with_claims(
    name: String, 
    buf: impl AsRef<[u8]>, 
    mod_kp: KeyPair, 
    acct_kp: KeyPair, 
    expires_in_days: Option<u64>, 
    not_before_days: Option<u64>, 
    caps: Vec<String>, 
    tags: Vec<String>, 
    provider: bool, 
    rev: Option<i32>, 
    ver: Option<String>, 
    call_alias: Option<String>
) -> Result<Vec<u8>>