Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,552,055",
      "signature": "0x902a33096295c6929e0ac5518b60c13a5f1e27cfd215d55368b4853e0be415696bef1d9fc1ceeb5364e29326dc1dd168",
      "randomness": "0x41bc9cff0352caf379e54565ea76b41d649ca81f31602b7a397f4b4b41a40107"
    }
  ],
  "blockNumber": "7,408,349"
}

{
  "Sr25519": "0x10c6572d6d876c5870b75fbce1206c24bbdc5a15cc55ea012e001509a931d9295e60eccae54f94bbe308a7f9ade65021ffd64dab66798eeb9c7f6ee92ec58589"
}