Transaction not yet indexed

621zSS2PjhF6CRHSwZPZHifgETZn9roiXFoBdDuVDvmfAXeuqdyRN2iZW1uDVASFnDStTbfKMJbA5AKJbVdNVK6n

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