{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "49994",
    "entityType": "User",
    "nonce": "0xcbd6d8d65de701c562fc93a31feabbf1ff6955222b5d8453838816358e13103a",
    "signature": "0x5a4002158c46cb05dadb548a8f1f4eca61ba5ac85d8f83cca936600e6167fa994c0fbfdff0b822ca5ac51cfe8e0f87490b368a995689ab164d961827efcaefaa1c",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}