{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "617203042",
    "entityType": "User",
    "nonce": "0x606d56a3754e4d4b0d347d34bd9ae613d6f4157c70dbbe987da05462939be55e",
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    "signer": "0x0eE7CC00e9f61Fa97181E6BB203C97f8b23904e6",
    "userId": "968779607"
  }
}