Transaction not yet indexed

yMhmGTN1ngUmQcMdp4fAjiXXQu63cScFdXWzS7ch6oAFJecv8oZ8Ny2XCY19UFNVdevXKX1m23uxLqRGJPwFyEn

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