Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,551,070",
      "signature": "0xb9490cca0c1bdade79615b22ab7e3b66a46d5bedc834cb6fddb8ae7cfc1800f8823b99acbf7a15ecbbd8290034a177c2",
      "randomness": "0x19fc8390d6ab0b5abc293949d917c1f7d7590a3527277814720e234fe40e35a8"
    }
  ],
  "blockNumber": "7,408,103"
}

{
  "Sr25519": "0xd87182f47f97da819716a52502fd1eab3db152cf2e965e41688be3e90f7d2d351ee93c775f0f7126c7d01432ffdd95e3daf71764b89155991b98fe0ecb677480"
}