{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x8821fb4e07752f5ffe5482f28ab3e698a62336ffb1b020aa4bfbf0ec0197c503",
    "signature": "0x3fa8d7657c7952ece2bb96badb08d0ab2962419770085afdf725c1a96b35eca2549241fa1da82a24d87d7d810db56f54a3f42eb4500dcd2dbcab6c3c8ae373561b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}