Transaction not yet indexed

21SSF6kYXhBxSB7aXD6DKuCyVcJgs3xih5DjUsVkPvuMAsWCRyCVHCoc5EXfGt2nNDeLZzTcbd7uUQ2ER8PPoDFW

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