Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,557,208",
      "signature": "0x8da8ff44099bc76e744930911be8d5d68df90594676ea6ce280570c99d138c670dd8f7d7bf18c7767dc61cee9c9a48ec",
      "randomness": "0x418dd3431349502df31a183717e44a07aa04bbcd9dd2137b4cb016f1f591abe2"
    }
  ],
  "blockNumber": "7,409,638"
}

{
  "Sr25519": "0x8087d98be866437dcb8682dba2f32d0df9cc71254b186c211abcbe27cee8293073a77f881b3f6adc010e04d117dd1519029555dde3a15bb0e167bd8e4db49b80"
}