{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "226761",
    "entityType": "User",
    "nonce": "0x240f7e0a89de73a49f1ad28401b99f6668951865d495a2cb9b9801ca68ab6d90",
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    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}