Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,670,110",
      "signature": "0x951cedbbff01f561d52bec01490aac9583a16b5441094487043d49a56162f5a4f21f88007eae4d54bac891f5e3e799f8",
      "randomness": "0xecb3bbab57ecfda74256915d61108c57074768c5a000664367b9e689e0504d82"
    }
  ],
  "blockNumber": "7,437,819"
}

{
  "Sr25519": "0x140145f647693a502dfaba0b0b3d6a61149c645fafd877a6d1c6a66b515b211d2a9a8464171d7c72f93974aae6508f29885ad7b38f5c4b6cc6bc5cd28f20b680"
}