New broadcast ops based post - Blurt Keychain

Let's try following

const author = this.userConnected as string;
const tags   = this.draft.tags;

/** JSON METADATA */
const json_metadata = {
  app:         `beblurt/${this.core.version}`,
  description: this.draft.description,
  format:      'markdown',
  image:       images,
  links:       await this.retrieveLinks(),
  tags,
  users:       await this.retrieveUser(this.draft.markdown)
};

/** COMMENT OPERATION */
const commentOperation: CommentOperation[1] = {
  parent_author: '',
  parent_permlink: tags[0],
  author,
  permlink,
  title: this.draft.title,
  body:  this.draft.markdown,
  json_metadata: JSON.stringify(json_metadata)
};

const reward = this.draft.reward;
const b: { account: string; weight: number }[] = this.draft.beneficiaries;
const beneficiaries: { account: string; weight: number }[] = reward === 'burn' ?
  [{ account: 'null', weight: 10000 }] :
  b.sort((a, b) => a.account < b.account ? -1 : 1);

/** COMMENT OPTION OPERATION */
const commentOptionsOperation: CommentOptionsOperation[1] = {
  author,
  permlink,
  allow_curation_rewards: reward === '0%' ? false : true,
  allow_votes: reward === '0%' ? false : true,
  max_accepted_payout: reward === '0%' ? '0.000 BLURT' : '1000000.000 BLURT',
  extensions: []
};
if(reward !== '0%') {
  commentOptionsOperation.extensions.push([
    commentOptionsOperation.extensions.length,
    { beneficiaries }
  ]);
  if(reward !== '75%') {
    commentOptionsOperation.extensions.push([
      commentOptionsOperation.extensions.length,
      { percent_blurt: reward === '100%' ? 0 : 5000 }
    ]);
  }
}
const ops: Operation[] = [
  ['comment', op.commentOperation],
  ['comment_options', op.commentOptionsOperation]
];
/** blurt_keychain **/
window.blurt_keychain.requestBroadcast(author, ops, 'Posting', (response: BROADCAST_RESULT) => {
  console.log('%c[KEYCHAIN sign & broadcast Operations]', 'color: blueviolet', response);
}, 'https://blurt-rpc.saboin.com');