Transaction not yet indexed

amubYimpEBXPcBWtMnc55XJYgxVqaS9o48KmhnRWPxj8dCh5qVKSvpFSGYDUDh1VKyxaDFcKYSi3v6bM4aNJFD3

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