Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,580,650",
      "signature": "0x858cef2ee2c6dfa96aaf8761ca4f2f70b75995e8939e4a3352902d70683aaada0613d4e123981de3c10e53028cad430f",
      "randomness": "0xd3665bf8cd6110a7650cf85157ec948cf055652749c6c9bb5665327c9403c2b7"
    }
  ],
  "blockNumber": "7,415,485"
}

{
  "Sr25519": "0x5a04940b65b835200f8a384ac225549bbe016a1bbd9ae2ebbeb39f3e4f0f8c2f5d0d07a057c5fcf9bbaf0c6ab79055fbfab16c334d023f2866c336e7fe2a7b89"
}