Transaction not yet indexed

21ZFG4uFbbcmYugXkYotkzYgP2fcTJpbRLNmWoXnN2S6TC8C5VxSSSuALPEXpv7WmX8gCaoNaZgN8PHkDKd7qSH4

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