{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x56dfdde016d286238d85551dd77d839beab95e8c4f28063374ba3e4d0c081b29",
    "signature": "0x408dd0367622d07602e2c88bae567c528010f171ac966102dd9fcb53eb03f5592d606fba8d76a3c64a8d73dfd2c44771d6d1c90b0f99fb453b5c30e000d015e61c",
    "signer": "0xDe6128EEdBB4d15D391871267E286E878C7011B6",
    "userId": "144906061"
  }
}