Transaction not yet indexed

21HeTSrAzx3DygxtoJNvgQ6MXjQVLpHfpQGRnt8znYkheiXZ7uKLC5dEFCFP5AH7CtX56BToySsYkr6uT4FoVf5G

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