Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,657,743",
      "signature": "0xa7e176548d2ca9701b3d764dd124c2c7ac25451c44d0c496cb5fd08d2ecd3da41791008a0f57fc7c4e95540a9d01e699",
      "randomness": "0xfacaa9af078f24c5c69b4057e3331416e4fdf1af60d66b7a74be305fc2d8615e"
    }
  ],
  "blockNumber": "7,434,740"
}

{
  "Sr25519": "0x644ddf056e16e4f5ae814a9ff9955e00d40cc89c1c0ea2c5dac205ebe872d348e0e4b97f8602b227d851f58f9175e0eaa6882c01181f912cdac45de464d58086"
}