{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65479",
    "entityType": "User",
    "nonce": "0xe2e6a31f9618146ba4989af9d6f77a8625d80ea206d7f6411b0e09b082645cf7",
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    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}