Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,568,554",
      "signature": "0x804262acccdb40f4814349387659e22608065c88507be66e07f27897951c9d0a522649c3f6c2fafd0bde2fa1acc58d76",
      "randomness": "0x4c339c99479083612d9a1b04f420e3a873fadd1b71b9b61f4cac75913a470188"
    }
  ],
  "blockNumber": "7,412,474"
}

{
  "Sr25519": "0x4a1d97ef7803523bbc185e5afe28ae862adbdc8b90d7f487bc2f903b4e33271d5cd661c0907f1ae3e81377629aedf918afb6a9789cfae02705a6bfe7e04efb8c"
}