Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,554,139",
      "signature": "0xb1406eb8093b6ce64d86e1ac22c80193cf53ae1bcf781b659d701201cba4f561d513c4becb5dcd216b63d1b84570a43a",
      "randomness": "0x1fd34f91355dd8c365958974dcb8b14c8b22df86738e2fbe243ff0130ae3bba5"
    }
  ],
  "blockNumber": "7,408,870"
}

{
  "Sr25519": "0x6a32ac892b305a4e4bb3de787a401cb4187ffa3edb5a0f077fdfe45c0ebf4255aa074fe95f3e8e4cffdeb7a7088088924bbc1cd09dc98315bfde46442bb0a582"
}