Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,604,056",
      "signature": "0x8dbcef44f2299cba911eb4490ea0f8d51bd6ce4264ab04dc67f9e514072a13c2b90027bf748c0900996c1d7aacfdcda3",
      "randomness": "0xafa3c2d40dcaed906a14ec791d3b8340486d624598f58b5473d8fcba59678d9f"
    }
  ],
  "blockNumber": "7,421,330"
}

{
  "Sr25519": "0x1edb76281c1ed62621e8f479aed5e367a982ae8ae8c278bc59d5f8e50fe7584317ebe616565c93cadfa0b4c28d17adc20a830eac9eebc14e968ba70ca1cfff8b"
}