Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,552,768",
      "signature": "0xa1d69728d5fa8ed7d02177e95535fe7de80b6f47f356861e2517694884e74244e84fdd481f318d778b97fd0532228278",
      "randomness": "0x4486d73bf63a538c0d53bc7196c47475f69251a6cfc5a55491c9025ce8db397d"
    }
  ],
  "blockNumber": "7,408,527"
}

{
  "Sr25519": "0x7afc412c4c738f3746caf0211c70c0616e726d400f5cc147002f661afcfdbf684e7e25af75a91ac47642b40a1d2900bdd47d3463f679a38deabc53f163143f8f"
}