Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,601,575",
      "signature": "0xb1269e57c9e1f38d5cd4b4c5da7b0b89261923cdfa562e77abab731b64a925887556c3d7e5655da56d92030922a839c8",
      "randomness": "0xfd0adc54359ed857f0803c4c7a5487dad7e7050eab220b1911e50544d7126bbf"
    }
  ],
  "blockNumber": "7,420,710"
}

{
  "Sr25519": "0x8ef02663c1134198b7bfbe8d8353f5030b71de58994c0c982f4d94ceffa4fc6348ae66aa3ed26e547e95ca642743be897916315181db2a82fea310838f66178e"
}