{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "81118986",
    "entityType": "User",
    "nonce": "0x5d3ae72d17d830072d9ebedad960a3f055cec150bf2f75a12ab1796e8a574f2b",
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    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}