Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,556,932",
      "signature": "0x8ecf41e6a10baf8d06d30df4ee063b5cc4e0888233a6dbdbc1476b16914757f979468ba6f56df72caf4c845096bf279f",
      "randomness": "0x2905e0f5d1643838a6b50e7198d780ce1bb5ef684cd1a30ea06da3c8101630b4"
    }
  ],
  "blockNumber": "7,409,569"
}

{
  "Sr25519": "0x368147546c94891d6637082b355829246ee66e6adf5c15e25cfb57aaa8646b31b1251655d9f5705d8296569ffb93e0dcb4eee563c4758e0202e2b0fa4f93668d"
}