Transaction not yet indexed

AmGp7b2JTzU2Dr87GGpuRdePGcxR6shDPLi2ehSAp5Ls2MWaoeTW1uLihmNigPXHM93dXA2Do1J9e17AWLSNTc1

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