{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xa528c25c87ff3702bf272dfa4bb27cb9dd93769daeaec5337650e825118c6cb5",
    "signature": "0xbbda920abf837715c3c192c832c9ee2fd3fb0aa4f7a3ab9976d45be9554c0c715bb08935d4ded496e08417fec4d5cb7518e2d8867880b01c86df16b15c9e51ea1c",
    "signer": "0x1eE9054C1Fbd103C220810Af04980227e57d33E3",
    "userId": "52328655"
  }
}