Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,619,566",
      "signature": "0xb44b5115cc9ed00cb8e203425576ed227e12304c58673872af61e301a5e1b34e5cced243241013f07b595f4d03267fe8",
      "randomness": "0xb95271603ebc97a7ce14f84c4f856610a04951e091e90eefcf70640b90879afa"
    }
  ],
  "blockNumber": "7,425,207"
}

{
  "Sr25519": "0x96ff92ee6504e68d66c8fce5f1678cc318eb6d76e9abce545ac63fc8523b9a5f30da0434a0fe48bc86f4d1dfa79f7514cef407fd2ce8228044c0823dc081ac87"
}