Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,552,172",
      "signature": "0xb88f7259b16e969b898ec7cbcecb1286299f6f38ddf05e2b08ee2a80e6e81beba7c0c9192671d96a0175dee16ecc6a13",
      "randomness": "0x6becdd5c08e2c5da4e8e2e99cce8dc26733825828aacc2e22a90981029d99bb8"
    }
  ],
  "blockNumber": "7,408,378"
}

{
  "Sr25519": "0x6eeda9e97b67939bf9e343877b39a3d45fb60678a6f62a7453dbfb5c7faffb2cb66cd8a34d10f539dc874cfde5a5066e70ae1f2b53b1397fb85433b70e97cf80"
}