Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,608,089",
      "signature": "0x91b02e6e59b7d14f36a8bc197661f1453aee09527879270c9b57e4012830b044ac3a71451abbdf478448c61b3182ebd0",
      "randomness": "0xc5dd96b0cd09f56e62536a50c1b9e937d9c3a06bcfcc6233147e2cc4ea2a6b81"
    }
  ],
  "blockNumber": "7,422,339"
}

{
  "Sr25519": "0x56ebeb44cf52b7a1d12d495306c0ec0994dbb597b571fc502f4c59cbe9dcb231c1d84797d0b19d6c1b52918c1b159df72185d1787a4bb92bea0ab30a85feda89"
}