{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67349",
    "entityType": "User",
    "nonce": "0xbfe45c328904e1cc70c333473b6f2bfb2498079e8d6277f36ec99ee033d0853f",
    "signature": "0x2245c79f6169301fb05a07afc1e72e39841269f1c2e40ad22527f3703dbc4d2a19f336542121c51997cdc6ca06374d1caac02f76473d2b894ba079ea1e19c1e81b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}