Transaction not yet indexed

421vTBTLMa3RS9zHZ5MxRYPzwQKELCeDLzz8yiPhZFrPeHTQcFZRTXSACC4xKDCGi9dA4YMPKEJ9XScoYtUkVMY2

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