{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "920260356",
    "entityType": "User",
    "nonce": "0x27f332969303eba3bf129d78e37eefd4556b6fd44225299907c58b4cb60e4345",
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    "signer": "0xC5A30482C111B98B2674C2dAb6871D0f141ed069",
    "userId": "867906055"
  }
}