Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,642,245",
      "signature": "0xb308ef1c545f584a14198734164f7a431791a2c34805ff2cb32e469f959c23faac7e65f0262428bfe6459565bd5180f6",
      "randomness": "0x3e89e0b35181155e7e9d30ba7243b0fafedbc81a84e803ff690122f12d0df958"
    }
  ],
  "blockNumber": "7,430,866"
}

{
  "Sr25519": "0x0acb396ef5478f3aa443cf142189923e29b89608a8ab09fa6c02c9c5e66ef006295f6fc37d6eeed290a7dd1c9ab512f63a90a56d3a7210c6600d694e29f8bc85"
}