Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,555,890",
      "signature": "0x97a947eaa31603b70ff90454d249857b0249091931b621e55fbf1f61d813362b31d976ef071c9b4d06c09060a93c4204",
      "randomness": "0x565a2e89b6eb6512c403833053940ba724107ad6781d8451066fdab1934f47c8"
    }
  ],
  "blockNumber": "7,409,308"
}

{
  "Sr25519": "0x701f497a455a778644aeba55f2668f9c21021a26cda2eb8605cc0d26a3e70c7b5ce711bc06cbc3c0ce57f4efe65f0d5ccdf58010b45d876197fef85b18ce6883"
}