Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,585,744",
      "signature": "0x8770ef4651f987fd6592d98cb27e7a004c6a916197b9e81453c3187370ad6001109ad5f0639b0996799247fc288b02e8",
      "randomness": "0xebff1094e1de779e1b8501a4242f46aa4d140cf059b8e129f0fe350fd4f11060"
    }
  ],
  "blockNumber": "7,416,758"
}

{
  "Sr25519": "0x409bb2676748fae7640652c2bddec6dfa43e4fd7991606153d6de1233259a164291ea58202858ec5f26809deb07acdda723ed2057a9f84f2c4e053a5bb6a0181"
}