Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,555,952",
      "signature": "0xa662eb7cfe7c78252c96a32a8b5ad2db12534f4b87563d81715405b272877e11c66ba3ac0a044e4cf6a068822ee5bf05",
      "randomness": "0x806a0665dc63ebfbf0cec4203d929e5671ce7d31a29290697857b062cc6bb10b"
    }
  ],
  "blockNumber": "7,409,323"
}

{
  "Sr25519": "0x1412d2dad9467bd21bca13e58aee56563d0d37510d8681b71876f8fa89a5550e9338a1139cb22b8f68968c8d6b255bc248a454b7caa4d90067d018e946580487"
}