Transaction not yet indexed

5R21hYfpgabQ2bHrFgoeA4TJYuSpUqqeE2CZAHCfDSHaQpAx9argPT2QLxyhegpXaTLSH4TS2QeNpNKhqLGTZQTZ

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