Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,591,662",
      "signature": "0x877ca9ed680f2f49a9f4703f0f60d91ee5285e73ba3adc420a988a064fc137ef4bccef836b3a2161d81f9666eef0b3a0",
      "randomness": "0xfb599b3be8b4809abd063cd61f616c5b496340a54226a52e74976cb2b1955556"
    }
  ],
  "blockNumber": "7,418,238"
}

{
  "Sr25519": "0x9a39685ca9383a79507a9409a6687d5edc870257d9602c21b6f9aea9fadba942953ce47f2bdf8f8ebbc94142e886b29c19cece30e9176b9db2e650d37d1f3687"
}