Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,605,028",
      "signature": "0xb107e56bf94b5e9ccae81b9f0e4acce3f8ff83f75c176f5e93490c6c4d80cfdbe5c5beaeaccb75282c8d18e0461f3abd",
      "randomness": "0x4974b792e56797f50bacbd35c0bc8fe27326a2befbe459dda1f5bb133a9400f0"
    }
  ],
  "blockNumber": "7,421,574"
}

{
  "Sr25519": "0xb49344342ae9f11cbcc5aba8d013b0e3df72b066969ac41db95b27521cdf2e654757b011cb416907eb9c594ebd8dc88035621235b6e24e7221326b70e151728c"
}