{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2595",
    "entityType": "User",
    "nonce": "0x34a1bd99203051c7cb6936dce72fbe972c0991f559709cd9c4502e1774695e98",
    "signature": "0x66ed7cdd70e8b2d1ee1d90a6d7e553a36d241bffd3e05d3d22fc8eb5a00e68891c8d7f81b6345af85fc4330b907ab71db24b715ae77faa859cbd94d6e0e80fce1b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}