Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,542,538",
      "signature": "0x878943503a9fba8e5167a5fe3a862a1a837704efae9927b55ce317f45ce0ea788565b44c5750734e1a816310197c48bf",
      "randomness": "0xd12f280545c9a1d65e67b2b4d938c48a87a3b68db1c2320b266383f4599db645"
    }
  ],
  "blockNumber": "7,405,970"
}

{
  "Sr25519": "0x0c13ea35f9cac2debb5602a9e3492fca9d9a97a7130ed47b4e87b1f15ef7793ce0403327bf3bd5636e11c0272d3b6026e97036f3596481d31b798f4e3d554c89"
}