{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x95ebc4d71f4ecc43d9e6bfb6df6077198bb6edbf0803f6fb5659650ebcb7cead",
    "signature": "0xe75b6e3ed3622b9ff41d87672fc7b31725a1ae9f09086050ee8e23d53fbd78b00253641a063325d251412504e1ae0059e9f185661926d57d3b63b0899c428af81b",
    "signer": "0x14D33c0e56287a84a68E500392B3625625369333",
    "userId": "49727432"
  }
}