{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x367d42b6c9ce9f9b787f7bb5778797c8ea9b3c2d83c0f2e15bb79dae249b844c",
    "signature": "0xc48ecdbe8a6e059ef42796820e3d12b5c40df1dfce51edf8f67f348d5fad15a813978892f0ce03b93888a5d96c48b759078e0d21a87726ae795dfe0dd9bd7fa11b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}