Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,597,019",
      "signature": "0xaa8823362d9218e03fe41894b855f31979f29fd783878c3798573e06c939a19cc108f5bbc45f1113790cbdcddfa7cacf",
      "randomness": "0x16aa209e646332e2ea336015d611adb28e6cc49ea9d291795e7d1a34fbf68ee9"
    }
  ],
  "blockNumber": "7,419,571"
}

{
  "Sr25519": "0xb8c8d8cb8c912c0fe894778ad191f4db465473ed100dd42d6acf4e761719f6093e09ed858cc7b712035fdf6abae9ae41660945a41183285d73f3c6351428f28b"
}