Write Pulse

{
  "public": {
    "Sr25519": "0xe2531ddf45f17813171106e8f31da6397fd8c270dd7ce268d67ae6fa4ec0fb0b"
  },
  "pulses": [
    {
      "round": "25,601,305",
      "signature": "0xb7dfc8dd2e221019cbfd2f941a42fb243bd15f3bc18ff6ec06c778468d133c2945a93bf3d3f945517bd2be1645c03df6",
      "randomness": "0x0e0d06bcacfc3e22dae6b19ab6da6d7991e9df2e66a383f72fe25b40aec3886f"
    }
  ],
  "blockNumber": "7,420,643"
}

{
  "Sr25519": "0xfa37bff6ed6ef981898f8678adddd2941567174ac1dc1ce49945f0725c91814cc34725e05c2123b1c0d6be789a508bbd3cc9b82c96546c81f9d2e041b5349887"
}