{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "267179822",
    "entityType": "User",
    "nonce": "0xda7b3fc68ed96702166b4a14f7cf7a3a192335dea3e5be658bcf88d36d796c1c",
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    "signer": "0xc97A6025Ad8c7Ba1a35Ef7E3A3b88ABc8b2013BF",
    "userId": "666092734"
  }
}