Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,581,122",
      "signature": "0xaf4b37f55d44477f9a8a19b6857d4bc0161d13095e84fcc0cfe7e05d0810ff606b3535eba5c7a88dcd433b351b6b33f3",
      "randomness": "0xc392bb2e92c68701675e422fecdfdfca1b89db16b7af3a11d8c47e5398096590"
    }
  ],
  "blockNumber": "7,415,603"
}

{
  "Sr25519": "0x760b9c0c7bec24cb44b706a256f4099e2154089a2db072737dfc7d8ed17c887446a2d5bd6415adb6c591b7270c8b48388a0e7100fdc5e9eee023cb88c5097e83"
}