{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "71429",
    "entityType": "User",
    "nonce": "0xd7de67cc490679d819df3d9d95faad5163bd331551e03f8163303e011324a66b",
    "signature": "0x66629f20aa502bfde6d97425a699f69d58591f8b0383f1b11715ad7801204d113210402c16d61848e67cf8abfb647e2328c6598e01add9430cd0acf717515b291b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}