Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,547,151",
      "signature": "0x94d7c760b4780b5cf2a0d2346211041193dc6b51eb5e24ab34804daf11a8949ecd6ba79b859297fa67d8d0625225d4f1",
      "randomness": "0x37c204838d7a98089ee74265d7a22f4bb60c2cefc3fd8cc20e63b1a393e7d28e"
    }
  ],
  "blockNumber": "7,407,123"
}

{
  "Sr25519": "0xd2da1acb6a3374786ad99e118b9c432e7b9049e6a6954e8c55b8319c432a2344ab3292b888b46406417c438b739b1caa221eedd355f34e2488df587ccaa44680"
}