Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,608,053",
      "signature": "0x8eaed005594d00ed58fc717ea14cd4297d215c07d4c6e1c4649b846c9de423f70920bd7c98d55e37885f4363bbcd1817",
      "randomness": "0xe26310b87971001864cea6adc9781617e270e982feb5b99da93a14224e86e0b1"
    }
  ],
  "blockNumber": "7,422,330"
}

{
  "Sr25519": "0x92a6315bc138f15f01173cbc4c3c9b7b4b02a8716cf69317893ae4d88b80a81a041b388c4a0d1a1932b61d9828e36d6e660705c5283f771c2ed377a4a1e8a087"
}