Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,580,569",
      "signature": "0x89c692283e251b25ecb7e2d96d5283003418713282f979881a440e64eacf0274c9272bbbd8fd7a21fc53915df4f3d808",
      "randomness": "0x0565490522daacab26084219d4732b03d5a48bce7907f9b51234f094cae00c3f"
    }
  ],
  "blockNumber": "7,415,465"
}

{
  "Sr25519": "0xc8c1c46d2caa0e56ab583a65e8d10f76bc22e9298d209da3398613eaeb221408788c5e023881ab6376df58fec71a4a9b66310fa406a4efa8f998ed19fe71b286"
}