Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,556,972",
      "signature": "0xb3806047c86aa526e0a0a8e113bb608daf5467822691f0652603c06eb6ec69edec78aec0ab39bdc21977962b9313eb9a",
      "randomness": "0x67ce2d9c46bfc41e346c9c215c8c950659daa999029a84e9ad525e4e608154d2"
    }
  ],
  "blockNumber": "7,409,578"
}

{
  "Sr25519": "0x081f2362722e17f053061bc856695019ac0676a12d049ffe9f0f766ad1e801533c5abf03d861ea6c904fe5c43527b3b5d6132a253f79302a2034251caa3e1884"
}