Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,650,253",
      "signature": "0xa6922b138d30e0aa176330c996bebb08ddd064415117655ceddadfa0d8b1bcb8dd9f124ce11574ef8f55670b752a02f2",
      "randomness": "0xae21590346336dc93ef689cad6784778af98b672d6c0d343c3a6dec840820d24"
    }
  ],
  "blockNumber": "7,432,868"
}

{
  "Sr25519": "0xd2a90a42e28f07df8b331345a08455535bbc9e19754e05eefde7a190231d5d0cf911a4705a698d7d1d1f412e97a7b118b9acb9cc1647a3b417f034cde36f0a86"
}