Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,612,405",
      "signature": "0xa0e93a7594e8dda5e9b6ca1cb4c8e4b1d16abd1dc706fdec6d898e50b8b0474ca3222dfdfb60431c0f1a13eb8c3e543d",
      "randomness": "0x3b9a66be5c3a108542ecd2ee412a6acda1a70d44cd2477b68afb4df0e5cbb5c6"
    }
  ],
  "blockNumber": "7,423,417"
}

{
  "Sr25519": "0x2879a2c08422ab11f5b6e7f44096a0ed3d0f99904876ff963cb6ef4e86f18650b414d163bbe1fdba24e12478805c2fd5f993d20ca761b1297630e49c7fab6980"
}