{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "708077815",
    "entityType": "User",
    "nonce": "0x79ad34b8ef20b0516c66f60301ded0d36bab04ff3440dad27b34d12cac1c85e4",
    "signature": "0x9732f4ab487902affbdb449bb20adda0d04d788389854acad6651111aa3462412ad74c6a5ef18398b28154201bcc835821590bc8faff69d5f7c6499b1e704d3a1c",
    "signer": "0x6479d9720713f53dc89A54A1b2812731e2cF028d",
    "userId": "159329749"
  }
}