Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,561,150",
      "signature": "0xaaa4aa364364ddd14f42519b31ff42b088db73de7323d724e8e2396de359f2d4260a6f5778a61b6260fc08c7a3277f27",
      "randomness": "0xe943f1835947c801c4edace7a59521ab29074a038e62d719e7084176c366f76d"
    }
  ],
  "blockNumber": "7,410,623"
}

{
  "Sr25519": "0x2af21ebde318716acbce5f53524739273929928a226f25f55943814fdae8d3513ac856e9a538e646ae221ea9201ff49b2d85644b49a6c8929916395789b09688"
}