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Quick start guide
Changelog
Roadmap
GUIDES
Project setup
Content modeling
Connecting a front-end framework
Development
Content management
Data collection
Personalization
A/B testing
- Setting up A/B testing
- Running A/B tests
Recommendations
Integrations
- ActiveCampaign
- Algolia
- BigCommerce
- Bynder
- Cloudinary
- Commerce Layer
- Commercetools
- Customer.io
- Dealfront
- Form.io
- Formstack
- Frontify
- FTP Server
- Google Workspace
- HubSpot
- JotForm
- Mailchimp
- Microsoft Entra ID
- OpenID Connect
- Pipedrive
- Prepr Radio API
  - Publications
  - Introduction
  - Query by ID
  - Query a collection
  - Commercial
  - Imaging
  - Talk
  - TrackPlay
  - WeatherTalk
  - Assets
  - About Assets
  - Artists & Tracks
  - Query by ID
  - Query a collection
  - Guides
  - Query by ID
  - Query a Collection
  - Tags
  - Introduction
  - Query by ID
  - Query a collection
  - Tag Groups
  - Messages
  - Filtering collections
  - Filtering for a Customer
  - Fetching a single message
  - Create a new Message
  - Timeline
  - Introduction
  - Query by ID
  - Query a collection
  - Create Tracks
  - Now Playing
  - Weather forecast
  - Fetching the weather forecast
  - Update the weather forecast
- Prepr Image Processing
- ProspectPro
- Salesforce
- SAML 2.0
- Shopify
- Snitcher
- Twilio Segment
- Typeform
- Typesense
- Vercel
- Zapier
PACKAGES
Prepr Next.js package
- Laravel GraphQL SDK
- Laravel REST SDK
- PHP GraphQL SDK
- PHP REST SDK
REFERENCE
GraphQL API
- Getting started
- Get started
- Test your queries
- Fundamentals
- API basics
- Authorization
- Caching
- Statuses and errors
- Diagnostic tools
- Upgrade guide
- Schema
- API schema
- Strict Mode
- Models and Components
- System fields
- Field types
- Fetching items
- Fetching a single item
- Fetching multiple items
- Fetching multi-model items
- Filtering
- Sorting
- Paginating
- Localizing
- Previewing
- A/B testing
- Fetching an A/B test
- Personalization
- Fetching personalized content
- Recommendations
- Fetching similar content
- Fetching people also viewed content
- Fetching popular content
Mutation API
- Fundamentals
- API basics
- Authorization
- Statuses and errors
- Upgrade guide
- Items
- Fetching single items
- Fetching multiple items
- Working with fields
- Paginating
- Sorting
- Create & update content items
- Publish a single item
- Unpublish a single item
- Delete a single item
- Assets
- Fetching single assets
- Fetching multiple assets
- Managing assets
- Delete a single asset
- Collections
- Resizing
- Integrating
- Segments
- Fetching segments
- Tags
- Fetching tags
- Customers
- Fetching customers
- Filtering customers
- Create, update & destroy customers
- Identity management
- Sign-up
- Sign-in with a magic link
- Fetching a customer profile
- Sign out
- Bulk Operations
- Resend webhook events

Quick start guide
Changelog
Roadmap
GUIDES
Project setup
Content modeling
Connecting a front-end framework
Development
Content management
Data collection
Personalization
A/B testing
- Setting up A/B testing
- Running A/B tests
Recommendations
Integrations
- ActiveCampaign
- Algolia
- BigCommerce
- Bynder
- Cloudinary
- Commerce Layer
- Commercetools
- Customer.io
- Dealfront
- Form.io
- Formstack
- Frontify
- FTP Server
- Google Workspace
- HubSpot
- JotForm
- Mailchimp
- Microsoft Entra ID
- OpenID Connect
- Pipedrive
- Prepr Radio API
  - Publications
  - Introduction
  - Query by ID
  - Query a collection
  - Commercial
  - Imaging
  - Talk
  - TrackPlay
  - WeatherTalk
  - Assets
  - About Assets
  - Artists & Tracks
  - Query by ID
  - Query a collection
  - Guides
  - Query by ID
  - Query a Collection
  - Tags
  - Introduction
  - Query by ID
  - Query a collection
  - Tag Groups
  - Messages
  - Filtering collections
  - Filtering for a Customer
  - Fetching a single message
  - Create a new Message
  - Timeline
  - Introduction
  - Query by ID
  - Query a collection
  - Create Tracks
  - Now Playing
  - Weather forecast
  - Fetching the weather forecast
  - Update the weather forecast
- Prepr Image Processing
- ProspectPro
- Salesforce
- SAML 2.0
- Shopify
- Snitcher
- Twilio Segment
- Typeform
- Typesense
- Vercel
- Zapier
PACKAGES
Prepr Next.js package
- Laravel GraphQL SDK
- Laravel REST SDK
- PHP GraphQL SDK
- PHP REST SDK
REFERENCE
GraphQL API
- Getting started
- Get started
- Test your queries
- Fundamentals
- API basics
- Authorization
- Caching
- Statuses and errors
- Diagnostic tools
- Upgrade guide
- Schema
- API schema
- Strict Mode
- Models and Components
- System fields
- Field types
- Fetching items
- Fetching a single item
- Fetching multiple items
- Fetching multi-model items
- Filtering
- Sorting
- Paginating
- Localizing
- Previewing
- A/B testing
- Fetching an A/B test
- Personalization
- Fetching personalized content
- Recommendations
- Fetching similar content
- Fetching people also viewed content
- Fetching popular content
Mutation API
- Fundamentals
- API basics
- Authorization
- Statuses and errors
- Upgrade guide
- Items
- Fetching single items
- Fetching multiple items
- Working with fields
- Paginating
- Sorting
- Create & update content items
- Publish a single item
- Unpublish a single item
- Delete a single item
- Assets
- Fetching single assets
- Fetching multiple assets
- Managing assets
- Delete a single asset
- Collections
- Resizing
- Integrating
- Segments
- Fetching segments
- Tags
- Fetching tags
- Customers
- Fetching customers
- Filtering customers
- Create, update & destroy customers
- Identity management
- Sign-up
- Sign-in with a magic link
- Fetching a customer profile
- Sign out
- Bulk Operations
- Resend webhook events

Integrations Prepr Radio APIIntroduction

Introduction

Timelines are the containers holding TrackPlays, Talks and other content items for one episode of a show.

Last updated on January 23, 2026

Create a new Message Query by ID

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