Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,542,172",
      "signature": "0x874a8daa469f1203fa6f8498a28b10ad0ce4f171dd51774e32768638054c0618d45fde734553314439ed04e1a20e9032",
      "randomness": "0x13795ce4d96685cea5edbe0d703219a5d66d84444a83dd1326ae6aec05b17c88"
    }
  ],
  "blockNumber": "7,405,878"
}

{
  "Sr25519": "0x4e78426f227f4f353c5c3933ca6f40c17ea4a9a0e4fd2b5afa8604a92d18881582e106f286537d4624c1681655ee20a2c8c764a4f26eb84341df84f4d6870083"
}