Transaction not yet indexed

21U8ZVHFCrXf1AmZfZ1DDCKF2MmEWJZqpyP8xLRvdD7zCP3C579zaBHfajzfSbk8cQDik9bnEBxTfbEnSiApcvHm

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