Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,564,566",
      "signature": "0x88982f854132eb3a00b6dc2766eda0ec9956eb4374b734a3a5337ee2a72e0fc06076dff1adf31888549f6785a6958a8e",
      "randomness": "0x4b8e4406d95684222af9f5c43492da6706b2b062903507d16514dce654a832f4"
    }
  ],
  "blockNumber": "7,411,477"
}

{
  "Sr25519": "0xbeb9cc0368218786ada0c38f06941d060dbb0488251e52b88c2ecc85315cbe6b4f850864b7211c2de205a1bb356c24f45b76cdd81b19bbfe02a2993062d2928e"
}