Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,542,287",
      "signature": "0xb3cb0d788bf70eb87cf9d84a267d8c5fa7ded66471224148c8dfeb4397ab27ba095dafa939077a4029a53b370c6382d7",
      "randomness": "0xbb725f51e27379647fd0b6a06fdf79502a591384396b774995389310a32e9deb"
    }
  ],
  "blockNumber": "7,405,907"
}

{
  "Sr25519": "0x38e9e4c84881d017d759a2e8713d339d41b6d5a19320ac49c54e5b9cce6c1978cefd9b14f2591573a155972c0dfa3c6047e7399893eef2d796726b9f53d40f86"
}