Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,570,534",
      "signature": "0x878673c2ed8c746268b32423fbf6b83fcdda0adc7f55357adf85ba91d737cc67d6b3aa02d9c0667246b5e591a6477c1e",
      "randomness": "0xf1febbae23542f4ec6b99f0e3f80b16f116ab4641e8fd89a0bb26c1eee2d6875"
    }
  ],
  "blockNumber": "7,412,969"
}

{
  "Sr25519": "0xe62c47c43a1c075c7c19606363c9d2e43f7d116d6a8160d8baff73ba26372c1ee4996868e38ba2ddb8253d9b026729f305b0dfdd5c2f18cbc15ef54c56e05d82"
}