Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,640,477",
      "signature": "0xafe919fa80d1030ff457d04203b2e1bdaa7cc7c3c61b4325f4dccff0e7cbb651d75a30da17d27835e2023cefcd4ec455",
      "randomness": "0xc66e2b69c5c50a5fd5978cae1c8e5c223b7e55859d7f5d1721d9c30ba148b80c"
    }
  ],
  "blockNumber": "7,430,431"
}

{
  "Sr25519": "0x72e7dfda7747b2a3fbd2989a8b2ac49b353c5ac094c07bcd6d3fd44bd335380c49cfc2bfd019344dac2c8c2e7d81742d76d723ce5784ec299d15bcf2f36e2889"
}