Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,557,951",
      "signature": "0xb81034d745e464ca39e5d6e0db0e1bcd232de51ea4edba18627dc4d306ec2ee5360f05621dcf481729c384715144a870",
      "randomness": "0x2430d28f5711f7f8aad8d728f793c3930013adc3b7e62c44f4aaa71c2ee1349b"
    }
  ],
  "blockNumber": "7,409,823"
}

{
  "Sr25519": "0x9cba4fbba80db92d87e634b126e71fc8f45b5954a624520f82afb65258c1bf0c988e32d9cd90b2bb22d1d552e1aa1a22838def1b228eac26a9f20bf415d4928a"
}