{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111182",
    "entityType": "User",
    "nonce": "0x5e44b87c53c21971e9983c201a286f9c07ae2a86b04f2c4d4b93b8966b56dbee",
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    "signer": "0xB874f4621c8c59121feacEaD49e379Baa95ebC5b",
    "userId": "480497000"
  }
}