Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,567,691",
      "signature": "0xa520e47a75457e9ac76dc42549ef8df2ff97aca51334001c23655cf3c4badc5939208c08e29f687c11ea828cd44b26e9",
      "randomness": "0xad4e0903e84940db9a1dee8f59ebd20902a80c198f64c777321d725f73bd9935"
    }
  ],
  "blockNumber": "7,412,258"
}

{
  "Sr25519": "0x9038f9b1fcc1f39d15bc0bed408fe95f696a7e4c2b89b76fb5fc781546d4530d31268151dace6ea5b9372242d8509218d788cc832144eb55b7f3771ceb380a8e"
}