Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,570,206",
      "signature": "0xb912c089fdeab23bf256c3e51692d46e9fde55027f0be5a92ea5bbe4192fb0c35978a252d9d6649decf8ce9a935e610d",
      "randomness": "0x107d6e9578333560568c732a428575d9c877e5672327aa51b4101f6d137b787c"
    }
  ],
  "blockNumber": "7,412,887"
}

{
  "Sr25519": "0x865ac8284575194c95c369fc8ca34d04d67099632668281d159f3eb583868347dba563d88335fd091e804e0ebe77f49654750c8dffe1121cbc2119b2ea9c8789"
}