Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,670,272",
      "signature": "0x97c6a10029febcefb31834ceca938f169a70ca718be0fce7bee123b2e2fa546997b714edc75abfce25233b7c602d3bb0",
      "randomness": "0x7a6084f5408161227b8fea1396cd2ff34080979899a6195b199e9de8874b1e01"
    }
  ],
  "blockNumber": "7,437,859"
}

{
  "Sr25519": "0x2a2014b80bdf447c8b3b57bd3016cf634104ed28199a3d233f39f708920e8a64164f26868d3402323ea2d7ee625df98df6a31cf4a2f8b52ba13969283ec91e8d"
}