Transaction not yet indexed

5Ubk5AD1aC4V7Uu5KAVBqyUNMEuGM1i2FcmfFq96nqErQSUe8pgHFjY5ZPLf9hHxdzWZLgWcHzDHjUqWjESUvpom

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