Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,553,790",
      "signature": "0x8906b729cd790a55b9b000e0f5b286ef7da75e2a424458e93e509c8f2158e43179fc4f445b91d8cbf78090bcf08967b4",
      "randomness": "0x51de15daa417673cf908a37a99828bec843c6633c01448389528cf65d6990567"
    }
  ],
  "blockNumber": "7,408,783"
}

{
  "Sr25519": "0x86eacf3ad9975ddeb0316e174e5cc1790b3e8eb9e0551bd58a1f7a52d481495ffa7887b24de95fa74f4d47d9a7b6ada6d9d36ef88ab8a8bc7d84320be8344c8f"
}