{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67658",
    "entityType": "User",
    "nonce": "0x25ec29d0c3ef3a8e2841bbc4c2d07493b6afccefdc4a49de2d2029055cb8ba63",
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    "signer": "0xB2A34b43465721B690e6CbCfB42C0cdC30050183",
    "userId": "103086"
  }
}