{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xcefe2193c0518cc76933e96f11bec4c4ba41542efa4270b72bae3d03ef5e7759",
    "signature": "0xbc7817088781c07478f6d4e04b3caf3fd8e30ff9948b7c2805667cdbee42257b40ede67af07f440aeaa5f7ac02f166598ef8a41d5ec68fa835b25b4910a1c9621b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}