Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,564,728",
      "signature": "0x8da5491e3b373436a7b8f6461c020e695a14e269de6dad335a45c9f02485898bf6ec0636a972c550fa8a8a35537efc01",
      "randomness": "0xf238540bef4b94fe5515858676be039f057863106f999e05489228c3cb070165"
    }
  ],
  "blockNumber": "7,411,517"
}

{
  "Sr25519": "0x84f2c821c997d9e6a80daacb6a3f5e14a30fe1c53aa69cd9b87bd871ac374e39a1c560a4b3f52a0ca5e177bb2bfd0eba0d8626e21afb3d747be3902c131cd182"
}