Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,563,051",
      "signature": "0xb0a1346ea61a0d43a73efbbe192daaec5fa4d008624694ef0db867339a2bf73959904122cdbfcb19e10b60a6423a4dbc",
      "randomness": "0x5c1c586bfd45691072dd23ed7aedd8213aac8626c9e699ab6a32b5b1e53b0808"
    }
  ],
  "blockNumber": "7,411,098"
}

{
  "Sr25519": "0x54b012354397102bbddde4880400103552696e55af865ddadf1051178a44e463201c950143fa0c766a59a5a816a025aea0257cdd52cbcadbc980019f249dbf84"
}