Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,612,728",
      "signature": "0xb011986badd64a33bf3d207ec48baa5f259bfc35ad63bcf51ebfa226e9300306bab2975b066efd240858f25bbe676764",
      "randomness": "0xe7c38629b5115208251ae048d442a608556df918079560a164d72ebde8c39511"
    }
  ],
  "blockNumber": "7,423,497"
}

{
  "Sr25519": "0x30c48ff5c1122c00cd75d57430fd039d71231f4cbccf53e309004aaa02d4af583b74b484d71bae2d9cacb11aefb68cda39c3786b0b8f8470f23c9d4da2288f81"
}