{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x5fd462463cab7bb94efbbfdf08b0469e99686dd5e5cd8a84401eddd730e977ad",
    "signature": "0x74b1e443000ec153177d5061c89706986d40e6e38f9605dc1fa0d03ae3e91e0f5a122444d695091b4b94a737e3c27e14a5a4eadd101b1e3d331f0a595bb2fb5d1b",
    "signer": "0x4fc053D5de453a481439D2A9e13Aad6984Ae9E4d",
    "userId": "15110651"
  }
}