Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,563,820",
      "signature": "0xaf31ae7bd2d1373946df396807e5d9844dad24b0af5f28d3ad3b3664f0eea9b98048fbd6e9b5660dd26d6cee338c8111",
      "randomness": "0x8764cd2457af3964663a370664b702e47310e3c3dc75f571d977e0e4848e645b"
    }
  ],
  "blockNumber": "7,411,290"
}

{
  "Sr25519": "0x2881dd3ecc71a7c614f5395cfaa1f223c8b775d13b28108e684fd4e620cc7408d25881bc53872ab78259ce488bf53217931c4573a2443f678d79f940ce94368b"
}