Transaction not yet indexed

4c21PcZwccrASgBdSSb3mGdKixsc1rpnboCu6KcGLME2rwRuoeK4fQM1hzFoGhiTty57YW6Qjubr37wFTPaK2ZYQ

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