Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,553,311",
      "signature": "0xb2329e11ab74a5c51b247da06a8fa0aabb42dc0a05f30adafa792c58fc649c0315875a3ee3f8ce2c151ecfba41b2c33e",
      "randomness": "0x242b27bdc172742c657966e383e9036aeb8434ac244810a22af5130a26aeb995"
    }
  ],
  "blockNumber": "7,408,663"
}

{
  "Sr25519": "0x1a8db9f7397e56cb660954281168419422c57dfae5c0062d15f002d215ca14109825ac8282aed30b0c4f57055e51f0ef1cc32ae3573fad52eb51fb1b91021786"
}