Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,603,489",
      "signature": "0xb777bd42f6d3dfa754977c9548ce096c607e1f67ff221a9f54c485c2ff1a011b16e3df8f2180930d8c13e5bd797243e4",
      "randomness": "0x038ff2b5ae8ac142a2f6d3d7255178e4a14b59e9381bc1267fab1bbd7f8a04fd"
    }
  ],
  "blockNumber": "7,421,189"
}

{
  "Sr25519": "0x068d9da6df67e71dfa0d804261d4ce777db326d416ac8a24424f1e38ac1dfd5c467b6a7713bd8152f35a6eba170fa27c533d57473ea030f76eab279588f40f8d"
}