Transaction not yet indexed

YMPayexL1sja3j6kWSQJdhpTYgY2fUSv9Vdvsqv8qqBBsXJNTMDmgrGvV4wJhniDafA7RR4PQ2cDNtpoLUPrLfJ

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