Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,538,941",
      "signature": "0x8ab1d501f3894610fb5aaa082a30b3402a136b779800359730b6ad1b498201ab878a55214eb95e0d1989376396bb568a",
      "randomness": "0x2f1ad75a3c686ca0fd5ce54f7edc69dce687ac8b40a3b466482010fb04f5275f"
    }
  ],
  "blockNumber": "7,405,071"
}

{
  "Sr25519": "0xccd1c9eb51633a1c96e8d0f093f1c6a2e7cec390a946998ff27c4f98bcb9a8230112c8262098098b0adfbc360b52689b1dc4f6213fc96d775961dc441dda4488"
}