Transaction not yet indexed

MJXx6CKffeSfkmqa7yKn5cGEJNvUURBS2gxeEfXrUSbS71HXXx59XbjtgB7VQZQN1jyPg5fksnvWfxArfMr3Ms4

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