Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,569,870",
      "signature": "0xb17d6ebd13cbb05547254d6633e5921a8305f84f0e65c6cc5eecfdb1e5c7d93e4b1cccf93bb3e4fb5d7ca7bc42c772f6",
      "randomness": "0xb829804e22a60e8461d88bba1543dd10b05534c573979dc2940dd7d2cd66c107"
    }
  ],
  "blockNumber": "7,412,803"
}

{
  "Sr25519": "0x6ec0da0b66bd18573b8bd8d6da8540fe50d244a6203fc1dcde376b76d618275f59c76f5e9c42f4986d456dfe313f59a0c3b3bf2d2c0ce079694b57bc0b20dd8a"
}