Transaction not yet indexed

21mLmaTxJT767dB5XhfZMy9mJEWqBZaGHFjvAdGNeaSMAuEW8CYZRXUVWb3rEfSx1C6WTQqNvxmx1t1s9cxap5bu

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.