Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,574,269",
      "signature": "0x89897aa3a77f6f16e0f87b8b772ef345d105e25ce74096dac346b3f38bec6ac4a7d8c6897aceaf2d991e6dc2e0065ed5",
      "randomness": "0x33e7514bf1aafafda1232e516daeb24834e2d35ad10099feb1e4644dcf7666df"
    }
  ],
  "blockNumber": "7,413,903"
}

{
  "Sr25519": "0x40c31a15e7525d63926a079bd2615cb871025ae05de3885e804addd49a7a9711d0e58faaab2d50f8fe5dd7f5262fb8413ee2596d2a20fe987d4048eba5e31586"
}