Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,573,451",
      "signature": "0x88a84ea16833c324abb86f3ddc15306c005dc6fe9289338baa4970be59de7db19b6c045998d314bb0701543f144f3505",
      "randomness": "0x8e8b9a5eaea4cb7415f39511646adaae7cad50a04ba9e2e4329fb4d790639827"
    }
  ],
  "blockNumber": "7,413,698"
}

{
  "Sr25519": "0x1e4ab0444847c2a24a0b84fdaed3b7e0eb7d38bc22736d6deb7fe2f59de50308f15498073fc87a3c19c1a937010503d899949df67c8e1516214452ad35ebaf8f"
}