{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "354535",
    "entityType": "User",
    "nonce": "0xa80bf79d3603786d91d4d0297e9ed3b37d7e2f2f6cfd571c77287d8aa88435ab",
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    "signer": "0x866CB73184a8420C302e3850B610761F882C4DDE",
    "userId": "166428182"
  }
}