Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,602,397",
      "signature": "0x9638d8ea2630fb4be0930be868dd3281f5fc00a36fa3234dfc77d9705d5bec58717af8c8029f6a148253c19f0387d2f8",
      "randomness": "0x17fc43ee4754ea93e9ca86962cf3f49223a7ca27dff6c41bc9c00344450fae12"
    }
  ],
  "blockNumber": "7,420,916"
}

{
  "Sr25519": "0xc894ab7fbb1423be2df3d5ade568a23ea4ef9457324309810106a7a25da1b51b003f3fe637f2ebbaac1aa620a0f10cb0ce502006c3309d4f765486e1306ab086"
}