Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,545,208",
      "signature": "0xa81d6827cc951cab29510a4011d8d5fa2b50e0dedb8b8bd04ca65fa917555c4d18fd1a109d1b37e30022199484138830",
      "randomness": "0x9fd5b53d9fad1d85caf872f5ea54b5d84066463a1030989147ef14e94dac09c3"
    }
  ],
  "blockNumber": "7,406,637"
}

{
  "Sr25519": "0x7a42f34a8dc36b60c275d0565e70567502a8b5329022269afe15559685758b119848638e3be7b4a4043b992e360765a03992b1df1de9fe92c38d2a92e34ddc8e"
}