{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "700204",
    "entityType": "User",
    "nonce": "0x16bbc0eb6db5f2246551d76d6d1eebe356048a4752e717d4cbe5037d389cb8ae",
    "signature": "0xedd8782389ba36d8cb4597e7569a074cc4a0c8d916f5a18e6a11c0591f8c06b903a822b14484f6d4c573c7abbb3d8c9554927b096108e48ab9581f7ead2ad8521b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}