{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "728570067",
    "entityType": "User",
    "nonce": "0x3fb3b6d61db09588bed90cb1de55f0c7adfa9a600e2426180b468f762ba54044",
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    "signer": "0x04926d1129e9DF4622A2DBaC163ae6E1a60Bdf1A",
    "userId": "766107478"
  }
}