Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,546,631",
      "signature": "0x981c8a9b0cada80dbcde996e018a9c603a0acfb93bb5c09780e838189747427660bacffc61dc0d67dc18b4fb7b001ed2",
      "randomness": "0x03925865a4fb9af7721334766bf934e79d1bac9268b57cbe0f5a01baab21cc02"
    }
  ],
  "blockNumber": "7,406,993"
}

{
  "Sr25519": "0x703762ce7b4bb846d94b58d61bc494b5780afda5a82f1bcdb512a9cfe8920729b916adadc67c12a1fc4f8de6a355989997c5785899bf46b42783b2958ed75989"
}