{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x56ccdd5042659b91be17b6b0a0c2943656f0a5fca3690b850bc595b076df8c3b",
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    "signer": "0xB201E690b2177143dd17713C6c917b3eD75c28B9",
    "userId": "822634025"
  }
}