{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136214",
    "entityType": "User",
    "nonce": "0xe9b4539a0d5978856808f4413f4787c42c70cc4a00b4db4f5436e2835b406224",
    "signature": "0x2bc6a0a0bbeeda9561d6626393b18eda45f2fcda536f646501375b60fad46b477b906e8d796398b06763dc9417bc066df28888aaf07210ead791a4ddb6e5fecf1c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}