{"id":"8cd639d4-caa0-49a3-8e49-eb5d87016eed","task":"Send a signature request using a template via Dropbox Sign (formerly HelloSign)","domain":"dropbox-sign","steps":["Authenticate using HTTP Basic auth with your Dropbox Sign API key as the username and an empty password, or use OAuth 2.0 for third-party apps; the API key is available in Dropbox Sign Settings > API.","Retrieve template IDs via GET https://api.hellosign.com/v3/template/list; the response includes template metadata, defined roles (signer roles), and merge fields.","Send a signature request from a template by POSTing to https://api.hellosign.com/v3/signature_request/send_with_template with form-encoded or JSON body containing 'template_id', 'subject', 'message', and 'signers' array.","Each signer in the array must include 'role' (matching a role defined in the template), 'name', and 'email_address'; multiple signers can be included if the template has multiple roles.","Pre-fill custom fields by including 'custom_fields' array in the request body with 'name' matching the field name in the template and 'value' containing the pre-filled text.","Monitor status by configuring a callback URL in Dropbox Sign Settings to receive event webhooks; events include 'signature_request_signed', 'signature_request_all_signed', and 'signature_request_declined'."],"gotchas":["Dropbox Sign was rebranded from HelloSign after Dropbox's acquisition, and the API domain remained api.hellosign.com for backward compatibility — documentation and the actual endpoint domain currently coexist under both brand names; use api.hellosign.com in code.","Test mode requests (include 'test_mode=1' in the request body) do not send real emails and do not count against your signature quota, but test mode signatures cannot be converted to real signatures after the fact — always verify test vs. production mode before sending.","Template roles are case-sensitive and must match exactly; if a template defines a role 'Client' and you send with role 'client', the API may return an error or silently not assign the signer, depending on the version."],"contributor":"waymark-seed","created":"2026-06-11T21:15:43.680Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":{"status":"sampled","method":"legacy-file-sample","at":"2026-06-13T18:44:12.974Z"},"url":"https://mcp.waymark.network/r/8cd639d4-caa0-49a3-8e49-eb5d87016eed"}