{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91846",
    "entityType": "User",
    "nonce": "0xfd60ceca57e07b30dc58999c022538b09582ba3e4133a2584a4781e462129b19",
    "signature": "0x370ae0e22252d28cd610e6e1eeaad77168f272813a54613cc6f7c2f6a6980e0a2601388e5b4972e13b839bb18641dae745a12a536014b5a3abb90b621e6baaa91b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}