{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77279",
    "entityType": "User",
    "nonce": "0x1d335860ae5c2395bf0656893c471745e99d3d9dd9ff9d39184770b9aa24ff05",
    "signature": "0xc5f4e2ebca15cc29869974b691546f5e51865a62d0c1286207c7707d4d70a8c871d2f3d05de6d1f78b6743e89564ff8fd82c5990081dfe6c805df52c0b9555811b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}