Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,549,230",
      "signature": "0xb30042058dd62e99947c7e532954658d702ca279a2bc562aee51f74a7916ca7f5cb765950c9dbd6b66206e6041e8d31c",
      "randomness": "0xb21c9b465ea70d5c67b8562d0b750b029b0453446441cf06289db685c4562fee"
    }
  ],
  "blockNumber": "7,407,643"
}

{
  "Sr25519": "0x82a03e9ddeb3ef19ca8021314bbe616c7871db9b485b06783fce5d51d873fe2b8bc7ffdc1a1f8e71a1667271624d19f73a36f4e70988872965a2ae4a066ede87"
}