{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113462",
    "entityType": "User",
    "nonce": "0x1977777bd9ddf0a461f1ca5e37b230f9b6e491a8c9ee04afd1e7252c82884534",
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    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}