Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,587,789",
      "signature": "0xa6154c512fafd15e46de81e4d0f139f37b16776ecd41b1cdd35bf4e83b175834f7fece0cfccb1978276b92759131b015",
      "randomness": "0xfed77e5d7888db2c9032b8347859a5da8708fe28f988afad15e147427502e6b3"
    }
  ],
  "blockNumber": "7,417,270"
}

{
  "Sr25519": "0x8252202e0aae93ef904d3b19225fc749d0e85f5fd6eebf3dd67bb27a3a48786a5f6ede56aaadbd092b3d46032794264702d472a39110381a93690775e3027d86"
}