Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,652,221",
      "signature": "0x90c895bfbcb9d33b927c06b54cf0a0c97bbd61f26cfc2c2206bbf9c1bbb0aac3ae2261e782361eb399544a97681472e5",
      "randomness": "0xd0703ef841f6d9a995e1a7d56b30520ab51b30e4658349947ff8d73154128321"
    }
  ],
  "blockNumber": "7,433,360"
}

{
  "Sr25519": "0x844a5745bd448c81c5b9455d99b23465d19cf56bd11a60c66fcf036a1ef83f5d04ab02c5f7b136e7ed6582899e39a1d3621daadb0b9b52b129ce871e13613483"
}