Transaction not yet indexed

YMHtmpENHYBeoYZXsKbAR4eKy41deaTiC7pUsHvj4p6ikqC1VL9menWsvjk1pk21Jh1eHkJjBrVsoBbsMFb1fSZ

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