{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "186528399",
    "entityType": "User",
    "nonce": "0x65ceef1cfc37525f3e44f99a2fd9db633fb74d7cded3fcad368eb2eb3be97097",
    "signature": "0xecc955a5ec3bc6cb8e45833141dd4ba52d385a6642b77526ff00c2e8253c0ca5198ff2fbebc2e182120d502f27d5720737b32b06dd47e79642493d2a9f5e713d1c",
    "signer": "0x018849A3d6594093B7646022836BaaDF36aA36Ad",
    "userId": "702391481"
  }
}