{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xecb696bff0c23ee05a0210b0f8fe6077b76306637fd6bb18de7b2ca0e9a7fbaf",
    "signature": "0x0a7375c7313b30a29d18fe6f2f5f6da6ba7132f84641d98862ae395278149e567f059f4aac24a885b4ea1c7fc0c3147298d863aaf3af9056b253f4ec1c71e4cb1b",
    "signer": "0xAe6A73e9D57989602FC1a82fAde8eA82f7c5Cf2C",
    "userId": "985164428"
  }
}