Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,577,849",
      "signature": "0xb2d6bed95d590913e3986f8891e618b145489ece9deb7ebc1df3bac73fffbe093fada887b08e5e04f7c7e0352d8bc04b",
      "randomness": "0x967a25654a3e91c21a40cec6d87703c079b10215eef7c5212af851445432182f"
    }
  ],
  "blockNumber": "7,414,798"
}

{
  "Sr25519": "0xf4dea84a46220251e71c1295120e98fc15c57fe67b2d478abf6eeedf073bda46a828e6122008bdb2ab42ad43a1f6f4ebd028e66061ce91698b3a000d6cb7058d"
}