(Reuters) -Chinese authorities are preparing to impose a fine of more than $1 billion on ride-hailing firm Didi Global, people familiar with the matter said on Tuesday, a move that could bring an end to a probe into the firm’s cybersecurity practices. The people said the fine would be more than 8 billion yuan ($1.28 billion), accounting for about 4.7% of Didi’s $27.3 billion total revenue last year. They declined to be identified as the information was not yet made public. The Wall Street Journal first reported the potential size of the fine earlier on Tuesday. The ride-hailing firm did...