{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "106653",
    "entityType": "User",
    "nonce": "0x34229fd6958ae740cce0598a1cfb3b68c65c7cd09e0493050899570bde8c91ed",
    "signature": "0x7690ace8114992b4b91d2115088c2e3aa5e8e8065a232c9fbe610d33605b523b2e706b80c39d5ca060d63a7a48ff46f1adbc9a483853a5531f66bd148d6fb90a1b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}