Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,554,964",
      "signature": "0x8f6a3ecb3520cb46a8fc8b2168d732014831d2e61455f3a098890119b89d795159a8ca76736419f5d56e799e4311085b",
      "randomness": "0xe91a8084be733bb86407df073ac846244c17fac43043262eefd6ed4f71ad3acc"
    }
  ],
  "blockNumber": "7,409,076"
}

{
  "Sr25519": "0xd0d1884610d4f8fd619345e4bce8ca5a0460c4a71e18beda9295b75793e0a12164e0822207f7a738fc1efbf5e6c2d91b23e4185a575a959b67797697e91b8f86"
}