{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "50097",
    "entityType": "User",
    "nonce": "0x8e1f4646b8272e362aee3a9adfeb7a94be5cf364e6375544c5a18e6472d1e67c",
    "signature": "0x41b31bce44266d59c5ec101fc2e10f2f368efd31b29e7149fcf1c97f0a0ed64664d42428f0a29c37867fee3d438a52104557d7db9fbd4ce231e5d503202d7e3f1b",
    "signer": "0x926F8d71a7109CF6Cce00DA74e1BcF50aAf63E8b",
    "userId": "358546053"
  }
}