Transaction not yet indexed

21d536iMWtENNirkGJiZAFzebDYcZC9sgy86znjJA8d6jfC1LAdqfPZZzwjnzzU2PTaquxZ5C2UwxWRZpJV7rgi2

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