Transaction not yet indexed

MG6f6kAM6i8cCU1yMBJ5eKntWSFC73YMtfMDxp6nFqd5WYxyEcsWkc2zhDaSEHLk8i9xtyqe6W3h5HnFGCPP8Cc

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