Fetch the MPTokenIssuance ledger object, which carries the registered issuer and (optional) auditor encryption keys.
A connected Client.
The 24-byte hex MPTokenIssuanceID.
Optional
Ledger to read at (see resolveLedgerIndex); the server default (current) when omitted.
The MPTokenIssuance ledger entry.
If the MPTokenIssuance does not exist.
Fetch the MPTokenIssuance ledger object, which carries the registered issuer and (optional) auditor encryption keys.