Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,572,897",
      "signature": "0xae960ca7d7630e7bf952bfa69d19ddeee0eac572c7293f140c6717a03087acfbba91507190e4aaca25d4f64ff744d0d8",
      "randomness": "0x4f2b4b47391c81bc97fa060bdf008875e7c49e4c59693b78ee043917c12d2299"
    }
  ],
  "blockNumber": "7,413,560"
}

{
  "Sr25519": "0x20dca7b229e82b64b7012414eda5541ad5c2e2209490a326a97c4987adf343382aeb85e8aeb29d326de4cdf666f2051333145cde024e5d2174aec04ec45c878a"
}