{"name":"Apostra buyer agent identity","description":"This buyer agent's AdCP signing identity: its brand.json and the origin of its signing keys.","version":"1.0.0","url":"https://api.staging.interchange.io","preferredTransport":"JSONRPC","protocolVersion":"0.3","capabilities":{"streaming":false,"pushNotifications":false,"extensions":[{"uri":"https://adcontextprotocol.org/extensions/adcp/v3","description":"AdCP structured task invocation profile","required":false}]},"defaultInputModes":["application/json"],"defaultOutputModes":["application/json"],"skills":[{"id":"get_adcp_capabilities","name":"get_adcp_capabilities","description":"AdCP tool: get_adcp_capabilities. Send { skill: \"get_adcp_capabilities\", input: {} } as a DataPart.","tags":["adcp"]}],"supportedInterfaces":[{"url":"https://api.staging.interchange.io","protocolBinding":"JSONRPC","protocolVersion":"1.0","tenant":""},{"url":"https://api.staging.interchange.io","protocolBinding":"JSONRPC","protocolVersion":"0.3","tenant":""}]}