{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x83e40f926c1bda27df6716e459085d8295832b966e6acee3330427ea1c33f362",
    "signature": "0x8b13b3a601ff770d133edd400152ecaf8c6c806fe0e2cf0c04899c7974d0ed953d0ce910b2890dc4b6078a019ef6313832f05abc407234638fdf1b911c8a5bca1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}