Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,574,300",
      "signature": "0x800087ff1b7015fc4c4eba053c340ff59aabcf94bfe2ec3b745f6d8b2ce4687ac3ddb0f98ab501e3a50736244a97ac4d",
      "randomness": "0x7d873515f7cf0788e278fb6baac0fdcae2df81a6c921a4997b531b5800ad3b08"
    }
  ],
  "blockNumber": "7,413,911"
}

{
  "Sr25519": "0x7e9de644bc1a19f7a2640b2f3b070d974c61eff64f3c8ac281e660035b816e58236986d5a5d299e5210646ed6c00710dace075930d8e86d8204c651e0fe3f780"
}