{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "54988",
    "entityType": "User",
    "nonce": "0xa598ca096cf8802706c7a2a8e9356436efa746646511031c0ab22a464eb6a881",
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    "signer": "0xB89F4951C5e3a32BD2F716945bD2DE0384cfadd1",
    "userId": "659865636"
  }
}