Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,589,448",
      "signature": "0xb477ff2f785b9e980549be7295aa9761044c80042cbc29b6891fa4484a12034b4aca8c3be3bb4293fcbc59714ef9863e",
      "randomness": "0xf787b2282a9cbf5c01362490e93fb810b409eff45264f82aaa8756f4da193fd5"
    }
  ],
  "blockNumber": "7,417,685"
}

{
  "Sr25519": "0x829b7e24120567555affe5aae3fb96ee2a530dce765415fc8c05cb2d69a2f3324758ef27d9abfc63f002333469a129ba0e35a8b62a3f26438b01371177a1ea86"
}