Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,601,096",
      "signature": "0x91c2056929616eb3f9b5fd82c57824246410ee75656f40e1cab1fa1ddedce26449de7d408f3ec141102c2e72f3617c2b",
      "randomness": "0x465baf35a7a0e778fbe699efcfc7e65034f7633397cc7d6e537524faa24292f6"
    }
  ],
  "blockNumber": "7,420,590"
}

{
  "Sr25519": "0x4c837883a910b8bf17dfe347e9128f3251659d67f3eac8eceeacf54e31b43510643280676f2ac4d352497b5cb38894f0f0e8b21fc533d10c4da6f2e0ff537b8c"
}