Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,662,750",
      "signature": "0xa17fb658fe59e7747215c3d756dacec4616783995603b5baea25d61d00ffb357359d33cbb42b3e5d3e1e763e8634c999",
      "randomness": "0x84d6a5d34c55a7647b5edce8617ad7ad5f63fb5d68ba55d21c83565b2f375412"
    }
  ],
  "blockNumber": "7,435,986"
}

{
  "Sr25519": "0xd278e2eddf236144076e04828ab1c56b68836926eb0255126b9e6bb499fda1490c524497b6d6823042c56745aeed2f50d5bde013698468d47288f3870b12c882"
}