Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,612,730",
      "signature": "0xa9dfab52122e3d3fff77170a01393a9b459996efbef2f1cbc29e6b627dfd0fc19de5776bd171bf9c57c94cf867958283",
      "randomness": "0x57b4195437ae1a6d621cca2f54a456c51f561acd4d554d1e1d77b3cdbf4f3264"
    }
  ],
  "blockNumber": "7,423,498"
}

{
  "Sr25519": "0x142219ca118e4e536291e94c44f38fa17a56f468c40ea479900e59e35a3af67f541d88014dddc5d05e886f0557d848bf4e2a3680ddd432213635a169f9d0b686"
}