{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44478",
    "entityType": "User",
    "nonce": "0x896314907937a6edebae5a1e4579c53e74d23089bc9e08b2dc4a044391e7a2eb",
    "signature": "0xe63320dc51ba49b2179e657ed78b2e65e0560503b9c98da593b633f19d13dbd5788fae80356c1e74c168b2b1e13c3327336d0c923570f4e9bbac1fa6ca3e47bb1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}