Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,555,170",
      "signature": "0xa11181e3b8cc0c4730ae0e7fcbb6581c892c91f86b506df8da9766cc75100783cf79c5591de0029b02fb506aa4f63d9b",
      "randomness": "0x3410a69b4b7f9a2116be9590130ac488b5efc9fa340484b843914dec921b15f6"
    }
  ],
  "blockNumber": "7,409,128"
}

{
  "Sr25519": "0x76aaff566aec6a8ba15b55bee70048b200b2a3425c42ab4cdce13eb1174544638e88c07e79610e7e599b56d2a360892289d5e90b9f84c8204e1da0d252a9308d"
}