{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "791039136",
    "entityType": "User",
    "nonce": "0x5c74fc5fcb0d3c0d2f2b3e6988298e6a290a32a8d0fda8d36495d4cdc69ce1d5",
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    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}