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In March , based on the current value of Bitcoin at the time , it was estimated that the group had earned nearly $ 850,000 USD from their victims , who paid the ransom demands .
 ransom: ransom demands
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: phishing, data breach, ransom, discover vulnerability, patch vulnerability 
Text: {0} 
Answer:
 ransom: ransom demands