Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,548,134",
      "signature": "0x961dd4f45ca34475396e7adc86e21d21443840457ba14638bced9003a5177fa4efacfff13676279d245a2f925265c712",
      "randomness": "0x6654cb264b40514c5e8ed5d1716c7b06fc4f1221bd6d83bdee9c0205a635ea27"
    }
  ],
  "blockNumber": "7,407,369"
}

{
  "Sr25519": "0x6022abd50abb46349df09ec301c64ef2cf791fa47fdc090d74f99b2df61c7f2207a7d4d88bea9f0b425d8cbd9c42cddf19542d8ecc4ef5708828aa91e560e188"
}