{
  "manageEntity": {
    "action": "Follow",
    "entityId": "9000",
    "entityType": "User",
    "nonce": "0x5958388c4b6a09aa3bd31ab6f50e81a257ffaf1fb506c101d150fad1c6ad46a8",
    "signature": "0xfba538003f9312624bd24c446d8e1ae323a5c0c04dfd7ac64df69a24c23c2fee26819b295842c64179555d43412e4a7d62a84961438b9f7b0d31c99a477d7cf71b",
    "signer": "0xd41d03fabc8A113A5e32266E5645Bff54f429099",
    "userId": "154510400"
  }
}