{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "951116729",
    "entityType": "User",
    "nonce": "0xaa73aa045222e01ad31241bc4a1b1f4eac6af636d2a9132a0326144ef77f6717",
    "signature": "0x5cfc9908f969168c7ebf216bbf2433148dec02de48719b8679801ed7331448283354d2c9bdd108b3928de28fb8cd606dca19a698c9644076627792f1fb30b0b81b",
    "signer": "0x6B239e9B75f27b519de7Bad3a26a0b7d30e32D3f",
    "userId": "311257477"
  }
}