Transaction not yet indexed

MamcjsthjVYS1cCgnqNWjvq6bwPp5nDAycvDX47F6CMiiZkuX4iAYkxPH8qXpgdhEK29R9DAj1cd1GhMkXxpprA

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