{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39727",
    "entityType": "User",
    "nonce": "0xe9d39d0c3fd0d9adc30e2771f21c53999f92564c8885988faf7806caf725c2d6",
    "signature": "0x29a3b34fbbad6f7db8f08c7f31f14a820d88072875f1008d46fde9414048b35d4d45182447ced9b8096bbb6d62514e500766b3569764630aa3be56919df2e97b1b",
    "signer": "0x07691D0C34E03020A13BE4B5a411B64CcFff5556",
    "userId": "9014"
  }
}