{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "904128937",
    "entityType": "User",
    "nonce": "0xde5c9865cc1ff33118870a645756db7ef469055024b37d75dbb8ca0a8ecef8ed",
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    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}