Transaction not yet indexed

21NgbANugGzWC5fKd9AQB8F52dc2FBffifPw5YHD65LEP3f9bGyGum9Jm7Ubi6kvLoZQJdmMCyUsFcxAhk4nzyHu

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