Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,552,375",
      "signature": "0xa37af2b612352b6e3498b48e59111b878ec4f37bd2d44268cb223de6854fde8c06096066aef3dcfe71f0828a7524920f",
      "randomness": "0xdec63d48c28520f9c374097b4ba79cd8cab126f1c5b7c29c21b4fc4ddb852c12"
    }
  ],
  "blockNumber": "7,408,429"
}

{
  "Sr25519": "0x423240c9f7983af997c7d52bf3efaa853f58152f9d73ce5b120d877118caa154337467ada47912a269dd12cc817483543a3429bc4f77adc86b44aab9fa3f9789"
}