{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4362",
    "entityType": "User",
    "nonce": "0xc0c512a7e12184ea70992a6b839beb05fb5d95b75ae295da4a61f06c2906f661",
    "signature": "0xadef4187c04b7dd596d763c03c41d9889880562003f1dd4dbbb44ac8e208ac6419ed14d5896fd6f6a4a01fd96b3eb1203e420037caf222e58fb856f30eb860fa1b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}