{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x1c95a97447f008867df3bc63a821198a7e645e09bc26ee669621ccc581d0bae2",
    "signature": "0x89386f96486ffbcd5ea9549931e47663ab639e9abc8eeff0133554d19eb55a21263b5a7c81102a13a02d9c3911f0274b8413bedc00f674546c09de3af2f5419d1c",
    "signer": "0xCEADf69D707d025460a3d27226683bCCC04DBA60",
    "userId": "187910835"
  }
}