Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,587,503",
      "signature": "0x89b4e35ccbb275d168ab0aa031ba71ed211bf1fd9b14fd80c710b419e38350063f8b1310abbf385956e97c41f5af6027",
      "randomness": "0x1290598998834081c138d60e60613aa6ffba15bb7c3ded201abfd46536f4841f"
    }
  ],
  "blockNumber": "7,417,198"
}

{
  "Sr25519": "0x6e823d861dfdd764fb166b109b38f765fafc9b94fc00dfa014b0da124009974ff73ad6c797f5cfb76b5328aaff32e1071798b6c91aed363d6f856c9404c39d83"
}