{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "930634116",
    "entityType": "User",
    "nonce": "0xfca3ad7911b4d98247d36a7cb382b9eee83c85a80b14b5c223764b4659a00f72",
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    "signer": "0xFacA45731f376Ad08B3020679B8e608Cb8731E3C",
    "userId": "234994159"
  }
}