Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,545,456",
      "signature": "0x8d18098e87aac9d49243152962443756b89b1308ee44ecab8e5200ae56f518eac026b1aea81478a8d588cddb04636f88",
      "randomness": "0xebbfd089dedbf71e11696c003fc2c8363d71cd70d0f85d02a4841b605472b9c6"
    }
  ],
  "blockNumber": "7,406,699"
}

{
  "Sr25519": "0x9866df4470161c65e123cd19cf8f32a21772f9cea6d6b6a55ec390a498477833756b550cb15d37ebd393ad704871d06e68cf3db9eee39412658b88e7b10ab884"
}