Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,653,609",
      "signature": "0xa4ea8ba4ca4cf38b5e1b86a4427d518697c632ba273396d18228b1aa21e2690f0772857be834938f127cb8788fc536b8",
      "randomness": "0xfc2b230696321c4436eafc5fc41c17167289e838cbc303bd5e5731cd9cf8d9f2"
    }
  ],
  "blockNumber": "7,433,707"
}

{
  "Sr25519": "0xa45799316efd19f5dc8eb7f3e4e11dbce292540be44ad691af4049b8f7065f455c256151ef2a7a73f8e29ffb9bdfdb8999d1d2c2378065021b893fc768cca782"
}