GetJSON uses the supplied client to GET the URL specified by the parameters and unmarshals the result into response.

PostJSON uses the supplied client to POST request to the URL specified by the parameters and unmarshals the result into response.

PostJSONWithRequest uses the supplied client to POST request to the URL specified by the parameters and unmarshals the result into response.

AcceptEncodingHeader is the canonical header name for accept encoding.

AcceptHeader is the canonical header name for accept.

AltJSONContentType is the alternate JSON content type.

AltProtoContentType is the alternate protobuf content type.

ContentEncodingHeader is the canonical header name for content type.

ContentTypeHeader is the canonical header name for content type.

GzipEncoding is the gzip encoding.

JSONContentType is the JSON content type.

PlaintextContentType is the plaintext content type.

ProtoContentType is the protobuf content type.