{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0xb1adb230fb21bde640aa29d7529f02f0bc131d6531edcd85a7b92389993bdf11",
    "signature": "0xc3a6102430f843c5752e1af335ed1d31a1f3ff56668ca4a2a184b3a75db8cb9c63a818b71f7977e8002897a965db13829f03b1716808b432e54cf634c0fb1f751c",
    "signer": "0x96F25BA81df0482778A947af84C03800CF5f5d64",
    "userId": "993166642"
  }
}