AccountSigner

const signer: AccountSigner = {
  address: '5FHwkrdxntdK24hgQU8qgBjn35Y1zwhz1GZwCkP2UJnM',
  permissions: ['CAN_INITIATE', 'CAN_EXECUTE', 'CAN_VOTE']
};
const backupSigner: AccountSigner = {
  address: '...',
  role: 'backup',
  permissions: ['CAN_VOTE'],
  provider: 'turnkey'
};