Transaction not yet indexed

yMUgEqhm6j35C9xzKJdTSML3FAnyErPqf2fS41XDh6eTbtzuAz5YuPmdmpzs6Ucey7BPeUoPSXZWEuutQFpdCki

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