Transaction not yet indexed

WU8ppwQhUmGEW2iegXAzHbxWxYh4itUuTxdKa3A4vq5S5yRDDvMMuDZFe6YnSNtREzYK6q1p5M4Mqjeirq54nn8

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