Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,556,878",
      "signature": "0x87e44fd2ac95ae75862ecb91ca31cae4b4d0a33feab49695d2ec45f7b431214def0420198bfefb9c530a825b1fb1a9b7",
      "randomness": "0x120ac7d9c22bdc3c32727ed1aebfb988e059b1c07256de073e351178799906c8"
    }
  ],
  "blockNumber": "7,409,555"
}

{
  "Sr25519": "0x261f4b0a598883d0bf03346079e004b60333dbe70cbc533da7d56103df2194541eff9b033365f2231d5d2db87a83d86bc9c0995f0f64944326465f026c1c698a"
}