{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x087631ac5011380a52a0ea52e81f8b441fae68b461f1cced0c4c84df568f1c26",
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    "signer": "0xD8CA2791654E07cC9A317A555D5a5628126ff0a1",
    "userId": "406813663"
  }
}