{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x66bb5c6e150a353d6e704baa6d871dca7e0e14031d7e759b9711c42daf9ba3d8",
    "signature": "0x490c41e55fe29040a8872a1e0ba7a2d145cd23ebc06539ce123290950e9cfce23608a6fed27eb0828453c518cb1e3c985664c3dd4755fd138141b26cc417c1251c",
    "signer": "0xCf3E6F9F4BF41C4e355E01484A92aaf61B6dd8a3",
    "userId": "149919577"
  }
}