{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48247",
    "entityType": "User",
    "nonce": "0xa8b550c1315c663f91f8ee141fc013ba6ec0a39b63513810a623d2738f2f0f46",
    "signature": "0xbce6eb8208bdc117c515ece01e37b7e4d6667d8462d3c9134ed71c43c0d11ec815f70483fc824d9ecb1852f03898b1a7629b8f87909eb4e31bf38e470d35b3991c",
    "signer": "0xA9b07396C6621Ef0A65965bD61de72FdBebf6102",
    "userId": "39933200"
  }
}