Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,553,920",
      "signature": "0x8cb45972f2165798f18c3aacea2b53325f20649968e28446bbd1574f85b81f75c97dde46f4862fa5bf8b3383acf10d70",
      "randomness": "0x4b5d8928899c9ea3d1e0de886d6de7743c31c95a2c25ac7fa17e718293a46d40"
    }
  ],
  "blockNumber": "7,408,815"
}

{
  "Sr25519": "0x162a774cfe747308b5cef7a4495beb0ef65ff493e1d51a31b0309435c9503724b30acf3856e90f3148612104de4aa85a803aaff684469c028fb4698e915ef484"
}