Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,578,800",
      "signature": "0xa5805b450630b5fb6ae14d115831c96ad0c2782c6f22a9abeb5511741da45c020468af94abae41a36faa10630f4a7699",
      "randomness": "0xc133bf499c7c94f0d104acd1b7c3fd114355a18d5488e1c952a8901a5ad43b70"
    }
  ],
  "blockNumber": "7,415,035"
}

{
  "Sr25519": "0x9005cbf9f27a422b29365f4c34fe5da07fab0f0d08324109a9346e54f8e882485b497ba635b9bae5a5b9013ab55b77b5816587b8d4004aeabfbdaf842011da89"
}