Transaction not yet indexed

SYMybAdBTkw6MUXaxprU97uvd2uqtFbTP8HivMKFNfobqeYB83eq23nECiVex2Pr8yD3RTFQ21bfurLS6NXvJf8

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