{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "971034959",
    "entityType": "User",
    "nonce": "0x6b3058215193ae8a8890c35611fe8ffbe4c5902c40edaf97ee7ead2dfbaae006",
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    "signer": "0xc00163EC4A1f48C70D0b676b7F5c071142de6C02",
    "userId": "227991193"
  }
}