{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xd9f48f0f22fdf9d6b9a0b642c4d80cb364be6f6bf03bff180d3205e981f8b21d",
    "signature": "0x0b975106bed7a3733ced7dde98be8b6a8b26cb0581d61d120d75ca196cfa8e2c5f3f83b176d3b7252e579b77bdd98db3a0fd855708d5d8c0e50343a97c8b7a591b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}