{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x0f8ddc30566ccb0e4a6e560dd51cba17ec0807d460ed9fae97b664a5f87bec89",
    "signature": "0xb3b30dd4b438535e44a09cac4331289f8274a89a4546c867446387aa611b53cc49d4fb6e519b35df45eeb1f2f24ad6b839d3fa6002df1d7bf3acef5ea7a9a1091b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}