{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x3c6b003d4e225d9a88d2fed72393e7c9b498bbfb2522e4f3ee08616f2beb88eb",
    "signature": "0xed91b67dc6fb6099c2a486b59e3ae3e0ce18a6d04ba3ef5fdb027b871654e5dc71f10acd046faa5e9fc51ac861bedd6b4425c1d4fc43dd17213a9b63d2a039f31b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}