Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,557,263",
      "signature": "0x8f300f9ccb97e80a21b7359cf98b7763a4d7a6a08e16b7141b1ddc197fff94a00d76ddc94e59aeaa87e0ae63c6c8dbf8",
      "randomness": "0x4b6dc1acb9b6d0b9b2a013a50db287f5448c8c123c316d4ccdeae5f3cc69d9f0"
    }
  ],
  "blockNumber": "7,409,651"
}

{
  "Sr25519": "0x7a35b68d0c7c660039f65e6fc8012e745d34e0d5245b4b68d156e6989af2cd4008f5c901e5115b7503bf5715f62437408be1481a6a88a7b3db5f92c1ce75a685"
}