Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,670,269",
      "signature": "0x97c29d2f7e0c6affdc161bb169c643ea0ba03931e10694f6a67a5e206085a6c8c15b683f7973b105dbd34f43dc504bf6",
      "randomness": "0x409ae0a4a06830d8d412b2fc6af5c44cabe966cd6cfee7294a96ecdc0a2df5a6"
    }
  ],
  "blockNumber": "7,437,859"
}

{
  "Sr25519": "0x1ca3d3969a78c898a2c123ff7363750e949c7fadff2d0e67930299199b016a7e94cea5296e3d5e5a13a4199804802342ac462c164b96e3ce5d4de48c0e6b5e86"
}