{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x7096a6f20e01e0294175b707f5596469b26f48ac1d1d88dab309432ba9e5a7b3",
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    "signer": "0xB70dc84F60a47517Ce9fd5569c3c7c1C1a7a1ad0",
    "userId": "760656708"
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}