Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,577,351",
      "signature": "0x8d18ab9564ffc0ba05c68f4af830a57f3680387ca50405ecd92f017b78005c11b5a60efa0544474ba2f4ba444333d427",
      "randomness": "0xacf4b715cc8126cd1d1bcf9ec3b69ca261ea9fde36294912b9bbbf3b67ba2305"
    }
  ],
  "blockNumber": "7,414,673"
}

{
  "Sr25519": "0x420fc96d7126273027c5b9495e5beb4ee322019238b16a7575ce5577644f0130fcb26caf749f9c65afc7bcaac9d4e851bd86679e0f8428a174860806dc5da280"
}