Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,556,031",
      "signature": "0xb14ede8d8a2185016c473946989c8f35dd1677577123a6a227c8e206909760953be4cdbd6c16b26e66d9d3c49eab90e6",
      "randomness": "0xa9a3883230b2d2334b90e288b8190558c1224101dd771f8f9cfd7c9a5bea72bc"
    }
  ],
  "blockNumber": "7,409,343"
}

{
  "Sr25519": "0x800d36fb73cd44d07829ec634b8b40b3124e9076abfa083b37ee2cb081f07e43b1ccdcb5f4d596c38191560435164028114ea1d8b258d27e38c24a4d029d1988"
}