Transaction not yet indexed

MKzAtwnNB6mYXoNBqScQWm7Xv8bPxr1fDk35jfQhmLitPbXpwRcdC5rwX9KM2ovSKtwjFSjo1HstVzdntfrGj48

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