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  "docSlug": "5241bc394aab",
  "documentTitle": "Sinch AB (SINCH)",
  "authorId": "62_Grizzly_Research",
  "authorName": "Grizzly Research",
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  "sourceTypeSlug": "short_seller",
  "sourceTypeLabel": "Short seller",
  "presentationDate": "2026-04-16 00:00:00",
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  "notes": "The slide uses external anecdotal evidence (Reddit, Scammer.Info, BBB) to build a case against the company's reputation.",
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      "text": "Why do scammers all use SINCH?",
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      "text": "Customer Review Ratings: 1.04 stars",
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      "text": "NumberGuru Index: 39.52",
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      "text": "Text detailing allegations from Twitter/X, Reddit, and Scammer.Info regarding Sinch's role in facilitating scam traffic.",
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      "kind": "quote",
      "text": "Sinch has a poor reputation in the VOIP wholesale sector. They tend to ignore reports about fraudulent or criminal behavior...",
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      "kind": "quote",
      "text": "In my experience, Sinch's customer support regarding fraud reports—whether submitted via email or web forms—has been disappointing.",
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      "text": "\"Sinch has a poor reputation in the VOIP wholesale sector. They tend to ignore reports about fraudulent or criminal behavior by their customers, choosing instead to sell large quantities of numbers for profit. Even popular apps like TextNow rely on Sinch numbers, which scammers sometimes exploit.\" — Reddit r/ScamNumbers user. \"In my experience, Sinch's customer support regarding fraud reports—whether submitted via email or web forms—has been disappointing. Neither Sinch nor its wholesalers offer consumers updates on cases filed through their webforms.\" — Scammer.Info poster.",
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      "text": "Market share and scam index data for Sinch, Twilio, and Peerless Network.",
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      "evidence": "Peer-gap tables, compliance headcount gap, victim narratives ('grandparents' scam', $16B fraud).",
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