{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1318",
    "entityType": "User",
    "nonce": "0xde24bac9871bc477f62d29be63e4ad4c85d8cf1e56c70d7d841805189e1204d5",
    "signature": "0x60d59b358f528193f2adbbeed3a428987d65e9c38bfc2744e3ee1a7b4842f6597e0e26fbfd2ea2ed2624319c99e6116fb99d11dfc02d84ca09c3675c77034ab51b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}