Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,561,452",
      "signature": "0xb8cba489fedb34eb2dd9a46c0e129e18573d9554eefdcee2d1040570e0092947e89ad9ad2dbfa921c6c92ce93655a835",
      "randomness": "0x90cdb31fa0a1db8e4541696edc4a2e3f27ab3f9f15d4ec1cdbf8f0968b44185d"
    }
  ],
  "blockNumber": "7,410,698"
}

{
  "Sr25519": "0xb80a3bae1e81b76975ada64d9f573426018e741f6abf384349e0383a387f93307c3a7bf93e3b6ea918e1632b372d0a01c97281556e91ee128d07b0343ef5698e"
}