Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,558,855",
      "signature": "0x8f1754e573c09a2a316686dcc37acf3679e05e26366dd67678042464ae3aff001465229d5b7821292e4693d1b12ab320",
      "randomness": "0x2e6e9659177075b40404287d00743eb9f0fd3b323ec7870e145062228ba3cde2"
    }
  ],
  "blockNumber": "7,410,049"
}

{
  "Sr25519": "0xbc2ad1387f3676fb9a66b4be79df67da8cdfeec8e8eb3261fd038138a6472a74499281702005f6fb964553302d48fa32ef5d55ebb3eb780dbed4ca7fd2baa48d"
}