Transaction not yet indexed

21UcpJmvuy5uGqGEYAcA1wvkYd9bkuTffcftbGTsaD1Jf4aUQmXtciSTdLsiN5pHJULuCzBg2jCeqxpSunZ4jfxv

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