Transaction not yet indexed

51h87Ba2PmvtCoW5yUpJ9BXXo5mccQef66sUvv4Fs2iNtZMPQH51zFvnA14XfcaDP1nqBezH4i2sTV6PmRVGTeL8

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