Transaction not yet indexed

AtKXyN9PfMeTzSP2SRnU7ECiyHrVm7eqyBJf8wB5p78oGp3d1xsm8gQHkxe2Xtmt9aQ4NJ7wNvXcWQGyS2u3QQm

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