Transaction not yet indexed

278sGKkwwmfYbNro4SteBL1qe2ePz7Kf8vAZ4conPPB2Z9MGcpL7nfNoF8kiw4b1LCgCm6dgf4jYuckPE5EuoMvm

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