Transaction not yet indexed

MGUNV2prKq4Qv1iPr6fjdBjRQLVsZVNiVZ5mJy8nyHvJKQjBwFWYpRcEdjMzrmMbTxaXDGVVd9JfXzwBE7hSPej

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