Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,558,532",
      "signature": "0xafe27ed78f607e81a367f73e081a3c651db7aa80967da76c3fd315682bb9f7144ca1308234f3dd229d3e0e9783500895",
      "randomness": "0x7e26833762220f014c63df2ba4246224da24eb942e7a0838b10847d88563cea8"
    }
  ],
  "blockNumber": "7,409,968"
}

{
  "Sr25519": "0xe6f1205a2f7a7da54cde29ac4f64f93f35bb4e73c5f4f951a8226b68c226bd4dbd88790c088d88866af1773b5dd44434ac73088249f6ffad214265e82618f280"
}