{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "102887",
    "entityType": "User",
    "nonce": "0x2f765b598dd379890dea1c06861c5afd8a8031baec1b7efc933a8aa1a24425a0",
    "signature": "0x7026fe612dedee4a8dcb6b77f880393bef2d9e942ae90a2f01c8c77605193386586f8961dbc36cc50492231792f55e791af85cb5a042654c033aefccbe5306e31c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}