text: module.exports = function (network) {
    const net = parseInt(network)
    let prefix
    switch (net) {
      case 1: // main net
        prefix = ''
        break
      case 3: // essentia test net
        prefix = 'essentia.'
        break
      case 4: // rinkeby test net
        prefix = 'rinkeby.'
        break
      case 42: // kovan test net
        prefix = 'kovan.'
        break
        case 5678: // essentia test net
        prefix = 'essentia.'
        break
        case 4201: // essentia  net
        prefix = 'essentia.'
        break
      default:
        prefix = ''
    }
    return prefix
  }
  