Transaction not yet indexed

21A4vmJ1Q5hcZaPvXpvqwNABX56T3qdvSRKAQemE7ex1uwbfxGmNRKFTt1MPNYcZsEdGHTa8bdnkF1RLUUx7757h

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