{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59528",
    "entityType": "User",
    "nonce": "0xe3053868fe76e64f4e2d7338b8a1e11b7a398230946889be3b85c9037fd52f0a",
    "signature": "0xc7d87ca701ac9ab0d431b0aba04ce4f566681ad422ead792f2dd7415a599206f37f5e253a95b16454a312cdeca3c51a5b22be7acc62bb256dbaf100fcc3d57911c",
    "signer": "0x1bb42208903Bfbd2C21D8Bac98B8F0E6EcAF9d4F",
    "userId": "816328256"
  }
}