Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,604,968",
      "signature": "0x8452710c421ae89245cb98c2ee42bb85f410b55a2b0b40330026ca571e4f6aa9f6a4392409356e5f28b813df3e35ff31",
      "randomness": "0x13242dbf993cec24204559b52c6989b6db625a1cb8dd59ade5e23b3a43920d59"
    }
  ],
  "blockNumber": "7,421,559"
}

{
  "Sr25519": "0x267c01738c6d27433b77f53d0d4842fbddedbc251f091f9d5c3d5d64713656392ab920beb9cbbde8cc0b46f48b0cf0eae5b09830a5718d8e2e34c54a15f7e286"
}