{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x8c8173dfb3ffcac84705ac502a141047ad244da28e059e37713ba38d638f128b",
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    "signer": "0xB56F01eBC829d36fE107dbc4CE39b97D5dB51356",
    "userId": "923852448"
  }
}