Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,572,451",
      "signature": "0x822521b1944f49465cb8b8f6e4e88e967a3b373dd816e330e0e2143888f1b80d9f7ec6d9158b67d896e5adb4986ca13f",
      "randomness": "0x68bc154cb7523baa53d16f0228b3566398ef02a76a5e8da278b8260a07183d5e"
    }
  ],
  "blockNumber": "7,413,448"
}

{
  "Sr25519": "0xa0ffa7ff6a8ae5edf40d684aa11ec614f575b2c6ce95d9230f07959a6780e65ab4523f7259de149e95986e0411452558f0c52064cba2a580acf8cad316295d83"
}