{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0xbe93ce78774578872f0ba93b600e7136491fa7f95baf143f3967f45bcad9f4d1",
    "signature": "0x0ad6fdb1de3e8ee31ba6fab947d7fb96423c142170cbe31d7a39ce975da6c96a24648f85b4a8d74a55a38dca4f47d3ba3690a1bc6a84a75cebdbaf0a3d0e6ac61c",
    "signer": "0x7ceA71B4A8C4013A4f57c1A57eC0430915572e86",
    "userId": "31724295"
  }
}