Transaction not yet indexed

XK87VoRYFE9mz4d2xvpn6LrrLCKAXwSP5j3ZESRZJZJUXKxtagWPqYkTqfjrbMMgqVUv7EMpBrUm7fbPeMqHet7

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