sendZkapp
sendZkapp(
   json: string, 
   graphqlEndpoint: string, 
   __namedParameters: {
  timeout: defaultTimeout;
}): Promise<[undefined, FetchError] | [FetchResponse<SendZkAppResponse>, undefined]>
Sends a zkApp command (transaction) to the specified GraphQL endpoint.
Parameters
• json: string
• graphqlEndpoint: string= networkConfig.minaEndpoint
• __namedParameters= {}
• __namedParameters.timeout: undefined | number= defaultTimeout
Returns
Promise\<[undefined, FetchError] | [FetchResponse\<SendZkAppResponse>, undefined]>