{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "984204836",
    "entityType": "User",
    "nonce": "0xc3ec8719cb36c476b07510b4b834ab170b18e31c8fbebb524d22f9404200bd45",
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    "signer": "0x65b2681094e762CAD2349e6C1e2FbC8d54b9c046",
    "userId": "11153747"
  }
}