Transaction not yet indexed

4X21JNQCqHnp9DwrVqrDS76yEbrdmTaDR6NB7U1EGjHVmiprMQVQDgxFy5n23kJskwYEsdD1xBDVnyBTTydHUKu4

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