{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67558",
    "entityType": "User",
    "nonce": "0xcd66869b503407618fbf4af0bfebaab0edf938aeb9279a633623b1f8f115dd00",
    "signature": "0x26591745b18e0685a012861f1ee314ca996a54cce424ae56d5c1d0876fb83661713cd19eaf4b9c772e61a9c0f675e936d13226f19584a47f3b00bac089c708391b",
    "signer": "0x2Df83D15c880275a0138820cE2009Fc85eF32C65",
    "userId": "107618708"
  }
}