Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,557,149",
      "signature": "0x99b45fd2073ed4757199b42b68e77600c1335d87120d4a258f29e83845d4c74f36faa65be420eba8c3f3aed9d074dc3e",
      "randomness": "0x96c0a7d75fa477a9f61980c094eda5cd3554dce33bc444e4414af0e0cf29eff3"
    }
  ],
  "blockNumber": "7,409,623"
}

{
  "Sr25519": "0x3a2f40dedabad756211c6606cf10e21e3bf2be88efd96eb8994f1e841b32c84fd28d35e263352c213ad6ebc973231a8b4ba3a49ea31fe1941f54311a9d3f6882"
}