Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,612,132",
      "signature": "0x96bf8d30b1ccb22e5a41a85404c0b9d3abe720c0a4dfdc75dfbe687ba1b4f928ae88e8dd52a79fc975cfcf5b67d2d427",
      "randomness": "0x1b5da6960329c1bb6ace3576d00d62c79e187abd2058be3b5307a6201e38da23"
    }
  ],
  "blockNumber": "7,423,349"
}

{
  "Sr25519": "0x50d661999d47376c6f79d33dead636444db26bc32d91188dddd8942109629450a8d5eb3afa3bc8c7a20fe0c097779400aa5dcda434ca29125b3b5b3761b9c681"
}