{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xa9e752381f70f663f9e10cbb2191c3394d4a03306368041b102e0dc0fa9427f0",
    "signature": "0xce8ba64f6e144adbca2fda02c0c28d441ffa40108843effe1c0c12fa8206ed8950232c061dde52bd270b3ffc949fda86ecefb734260491cde881745a6319ae2f1b",
    "signer": "0x8fdC9D9Bf249ae15204891D0d6E134A6F5224A14",
    "userId": "55849739"
  }
}