Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,565,532",
      "signature": "0xa7e77e4b3be53c881eb3680cab29234e82a39507a4919f3f8ecd1f610ba49f85f74141674d7f0d740c57752b7b8a292c",
      "randomness": "0xa780282265da2a3aed00fe010fb38c3b4a40d962a4d57e0c504bc74f0c5dbb88"
    }
  ],
  "blockNumber": "7,411,718"
}

{
  "Sr25519": "0x0a66d24c70f853b073fb48e9560a28e7dc40612eb69605f26728040204933143158b3a32d733e7c2df2b10de2a91c6c42a7ea3391c0cb3d72f9f889608680a81"
}