Transaction not yet indexed

AmUfvJ8dsrLJCo2LGehEDBQSqVhpBM5Yd3fos6tRaStdMBF6ZcTU5ppdAKQAQ7zDR5f5RaiL6QEKNz2BdrjrcUL

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