Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,569,654",
      "signature": "0xb77d86d8022f04905e120b63569f108b37ae6e102a971388de8a99da7f937d457b397f20e3ddf106fe659987885ecec8",
      "randomness": "0xb37de2d3839f5bfbe09969666cf5669a44430eaba1ad46ec917b94cfdb9eca36"
    }
  ],
  "blockNumber": "7,412,749"
}

{
  "Sr25519": "0xde766b9ef36a39cce6fc7bb7f2918806a6de97411105645de4a445f57110d87adc40ef531262c10b508edf1594a0aa88035f4d3ed9f26a7034398e0b8d437887"
}