Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,574,374",
      "signature": "0xb1c1cfc6ddbde041073490f7f76d52da5e89f442fbc391f46c8a5ae0e421e4547b0b1a0c90060bcf7e30f8aeb1ed94ad",
      "randomness": "0x19e2baa1bb107f9d55e1364a5d6643b84d4fa209c2bfc7cefa9cf8501a3bc5ce"
    }
  ],
  "blockNumber": "7,413,929"
}

{
  "Sr25519": "0x8ca88b67ffdee930fc5a709ecea9f02b08aef1868659de3233ad8daee478da7d7743b12fa2a8859b573f110cd35e8c733a8b705737aa56f8a0b3f214ecadc882"
}