{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108683",
    "entityType": "User",
    "nonce": "0xf1e542c615651880328529a134ce856ee93207a46ab7f1eb367c844ea3cc8602",
    "signature": "0x4cf0349891d18dec779c70dae85ff48ff786e299152146367ee285cd09e7d0a33d4c5cdfdd63c782bd054777ba4d5ab555356519c712d9b0e95eb5bdb9ada4b41c",
    "signer": "0xDc9E6086716d1ed5Ccbb7144C00E93f86Cc9Fb26",
    "userId": "436039881"
  }
}