{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113351",
    "entityType": "User",
    "nonce": "0x416693c623d830d0886590cbecc66e103197ec2fcc70e33a18585aceedc93eeb",
    "signature": "0xa15cb6b6417c51afaa7d57d7f0a888d9fcd3382be38585c8eb047195df048eaa6f3c6ae5926ad4597b96666e5a3959167d8a844505dce746bd7adeba16461fc31b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}