{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "230587",
    "entityType": "User",
    "nonce": "0xd1f4fc9bcd06c6ec13ca38e24854da779a6b641e033d2e6adf20fad3dcd541c4",
    "signature": "0x1979ac136e4d039d94440ff169b2453c48a18155ac2fe88a033d8f32da7780676a4f944daffaf78948bef43fdcb57801f6d2814c88e34116fc197bf3153939241c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}