Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,579,909",
      "signature": "0xa8b40c2739a6fac6fbc0a9610ef77ddb3e5cf8b839ad0c4a14ec1e7c29d3a093dc8eaa49c0a44d56ed71164a90768a9c",
      "randomness": "0x27f3050648c1c195e323247ae82192c3d8fc18b8651005d291a625c11c733eac"
    }
  ],
  "blockNumber": "7,415,300"
}

{
  "Sr25519": "0x94fa60dd73014330e9f2ae0f3b4b6deb46603e346f1ac0dc187798b99da027216cc034bd8da7d1f3be60e0318b10e6bdf8648053aaa7d1a42da0a29f93369486"
}