{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0xb609b7d25705f6ccde5879cebea89f2586238671128f4bc967f7c6d335fff749",
    "signature": "0x625a111f188ce7a88033d2446c854eb645fdb993af1c1bd45df878a018935c78746cb3d6ad07ffef2decb64c6a939b25eb6d11ceabd932a4ba3eb86b2886e2ad1c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}