Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,548,874",
      "signature": "0x8ca250342ecb3124553825f4047a3344a9df5ee739234eefd58ec4b74a00f29841989809694ec746f30631594c4a0683",
      "randomness": "0xeca0be350e6e1dbe5ed6ff49eeb7792faf4ea73f7d36f4783a76beedeb1232ee"
    }
  ],
  "blockNumber": "7,407,554"
}

{
  "Sr25519": "0x829e4a2094d7f27ca800d28055cbf737a2b1a6f8029844da488fda9590e3ce2273b0c1d8f57818cfda4a7f9fa42a74266717be74a5c2383e39f0dc5922d22b8a"
}