{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xd6b4c5a7be13a1c93ebf4bb5f49d7b1c6c096794649056f45ac4a791d16d4f3a",
    "signature": "0x12e6bcc087927ca0a0af211a5962f7ed827df265c5d67d077843c9e6e74eb7bf31f50f77dea78657fd4e06a91f436f32669eec588f3f882087c9e42836421e4a1b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}