Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,543,974",
      "signature": "0xa023008ef5e268bc004961e7a5a5e048566db212916e968c5ffb4442850a3ecc439a498b0b21b72bb00b987a2c8d4f3b",
      "randomness": "0x570677fbfe0cff25c3fa35a03e49ff13b0a7bbd7933ba0a0bca78ba780578210"
    }
  ],
  "blockNumber": "7,406,329"
}

{
  "Sr25519": "0x54039e6a02cd994cd84ab5a46738322e8265310befc1ee3766ab73117d704e0a60479d1dff7c2f6952b9d1380604816aea4f0c0f4562110ca15f3cc2ea47808a"
}