Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,579,423",
      "signature": "0x97fa97754833d48a02a8e8be71206d98eeffe0846c73ea363b9b062473c43aa795174d0468dd6c21a048ead170d0226a",
      "randomness": "0xa1d0382d10889b7833eccdccf054a728ec8b698d9335a115654a76a455a8cc7f"
    }
  ],
  "blockNumber": "7,415,178"
}

{
  "Sr25519": "0x76a92ff37ceb6e06b93573e383093a6242fa07075c44367c8aaa0deee6b64a026c024bb41f414983c6c41cbfd2329634ccf4f6a6f91b39d7189e2a497ca06488"
}