Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,550,766",
      "signature": "0x841c90627764a56a9494ccb7aad904d73d17bce44774701b6e840025f8e09bf90b165a5305ab64e33340357218b230e0",
      "randomness": "0x9a225ce196eb732179a0bd5d437db0936196fda1dd37b763cd7f13c63de21ab5"
    }
  ],
  "blockNumber": "7,408,027"
}

{
  "Sr25519": "0x709bec1989d8c70c14eb7e588a4b344b9d75f0ad96d1236e1cf16664a2520e4dcd2a95fc9b50e17097aebc4feac0f55db1b1a2c83537ab7df476d6b6a3622d8a"
}