Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,576,212",
      "signature": "0xb27f62334ef2798d9dc106d2d02573ceb8c3fbadd355cab550a4d2887616608c321a48a11a1b2603229c93b121d6d090",
      "randomness": "0xe48928978116a388402cc112ed97710e9444505107f744a076849a1bae7e7aad"
    }
  ],
  "blockNumber": "7,414,389"
}

{
  "Sr25519": "0x04cd01883bef765eb2265d5935acb4820ac6c0727042c789fd9b132080fb354d9c85e3905ef8f633c4f0f0f36d6b110fea9f92438ae735a7f3ba762dbed78987"
}