Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,539,692",
      "signature": "0x8587bcaa48ac368f5df2e4b6eaa887a97b9d958ddf1a5b0035e0f0cfe5d3367c31d6afb066ccea74a708d77d555dba2f",
      "randomness": "0x00355a8dd4ad403ecf40a938d5455dac0324ca812296758295200250a0d5e3b9"
    }
  ],
  "blockNumber": "7,405,258"
}

{
  "Sr25519": "0x902b8a3992e151c9cf0fa05001e9d47bc0e78574e6b8696aef29e981d321aa05aaf28ce021fc0e3ef434d23fc5f64cf675e430dcfffa78e30626e86f72811c8f"
}