{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "125119",
    "entityType": "User",
    "nonce": "0x7cdc8fbc9359bdfb0543f8d7e906cb73a1f057a82a169fb94e866b52a076635c",
    "signature": "0xa2976df6f2216e38f3509df9b8d6eb1c71085ea7adab914bd3cc4b9c84afea5a28e67b660adc6e033f5a15516a982678aad2536b3a750ab525df73265aa7dbd21c",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}