{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "947529951",
    "entityType": "User",
    "nonce": "0xcc45225fb7cc16b7502831c6f961e6783df81cec60a41b703998fef76f74296e",
    "signature": "0xcfc130df43cf773cea706e4010d5703270f52b7c28cc3ea2e111778e12caff8e3b3f89c840f4010f2cec0117d55c17f286f05fe70d7c73f003d057ce76a87c9e1c",
    "signer": "0xe70262fceA7ac15aEce742465EB134d0435Eb0d4",
    "userId": "926812517"
  }
}