{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xff149f5c3c9e327945c25746d5e8d88f03942ef2e16ed0c62ef58760440c8d36",
    "signature": "0x56d5e41a3066c0aa6392e49a002c4825976f26ce91b5928df98b0976ec2b675e29c71d6104e8d76f20a45a237c6890bdb14a514014e2fc527550761f1967d8711c",
    "signer": "0x9cc7498BEBD0f4E5548a713c78E419913C1310d5",
    "userId": "980732878"
  }
}