Transaction not yet indexed

5St6HdKuXcvcs2eKf5eJ3R9RQUUu4s9b3jTYUuU3MDw7kySdSxp5Mu77Ux5Q9SQVtyAMqaUpQ7k9VvFtv7CJ5Qw4

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