Transaction not yet indexed

621MwqqccJMTG9vYpD3o4gibwwtDjge6ruhkSTb6ckbpEAvABaNVUEfPRMz8tdQAH7Qe4qPWu4UUiPzmdzauzXN7

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