Transaction not yet indexed

Nm6MyxFXbJcL5pTvTm4Cuex5jCmJN8zqca9b5up5rFBHXR2dZXTzKjzXPRz6RCAprCMVMX2TqJs7XMBCXw156TD

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