Transaction not yet indexed

xJM56NH5Uj21wZAm4G8ku79xrmQVZut7bfWWJ6CfwaHYvikTePFiPRTRBgArAvcT4GCWQaRweXeqQvQC5ForwH2

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