Transaction not yet indexed

668wGijCn9aUmRGmxUuwLfGLkiYpfyH8NUmYjKGyYGpv82B6BLWUtUVMJSyC3g3nKPRw2axCPUb6JkKJL1JF9eMK

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