Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,569,770",
      "signature": "0x8a5bf1ab221b9f2f336180c26b7ee1a46feb0d251e529acac5ceaec79ee83dd7e9ec6ebb8a07c3ce298ba0a4239fe87d",
      "randomness": "0xea52c969da4002aa0a140bd32d07c47056bb072955618c9ba146de08d4973c26"
    }
  ],
  "blockNumber": "7,412,778"
}

{
  "Sr25519": "0x1ac4e59924d55ce086f874bcdb6b910fc45065ad7a26db85deb3436981d5423f45fc47ec7a887a051f2a1c3120db8314c5da3ea5191dfe31236c52e1f3aca08e"
}