{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "143786",
    "entityType": "User",
    "nonce": "0x1e05688ccdb4d5c19cfedacabd2f46af8654b6619819cd1569636c111813b097",
    "signature": "0x74195de4bc9c289790ef87c5f9b26040b2f96ecc1682b307a85eb23ee0b0bc727a19d865b045c116e7f278e001d4ac2ca208a820827dd285c8e1b062dd3363ce1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}