Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,573,654",
      "signature": "0x8fd3aa9e3945047ad3c9ef5c52f2d6ba86cdd8743c96e675fdb2baef636b27ec029f43d112c11b2e9cdcad3216afd4a3",
      "randomness": "0x287f82f993d4daf47103a012bc7833ed2e451f5efa218efb44829d8f168c3e83"
    }
  ],
  "blockNumber": "7,413,749"
}

{
  "Sr25519": "0x70fdcac8a4d60742d182ff102589540a4c28ed41581c4623db363261ba77410937c2a9ef6e68743163c11ae494bb67a15d247f9ccaf98253819873a8da428186"
}