Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,540,464",
      "signature": "0x87f6ca60f8f5fe7e20976285fb5c3a12fedfb4210caf71583583830f4bd2626821b8021eed66553b7c57dd625a2811f8",
      "randomness": "0xf327de9f663ed42962993e8419872d73bddb85cb07389c904c71f6c73f9859cc"
    }
  ],
  "blockNumber": "7,405,451"
}

{
  "Sr25519": "0xb287a3d5b8709d21d4907688b4e50235bc4398b7dca3df27387e9ee74b688f277b5244e8284816e794e3ca068d16c9e8970550d7fd50d7ca02cd26641c0a7c84"
}