Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,574,298",
      "signature": "0xae3b6de5dc5100a0e1cd8bace01982e29f97ed631e1d9d4d13f80cc1423e709edf1794e0ab1e702c4e61704f35bf98f2",
      "randomness": "0x0f51f14d81916161e987d94d9cdacc5ff7add4f8a5994c74a995b95166d154bd"
    }
  ],
  "blockNumber": "7,413,910"
}

{
  "Sr25519": "0x1ecd9d0d0af3b94cb238cc05d933c5a246d615b01004386c60ca5c174fce590e8831d74e3ebccfb1c690dd132897b318c8f88635a6bb2275ba7c6be283691684"
}