{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35439",
    "entityType": "User",
    "nonce": "0xa153e8bd77fffb203e351da836a567cbc7fe0141fc59e40736d0155709a1961c",
    "signature": "0x41674a2b81c281383daba2c8ede779a8b86d2c79ee5e2d57b4a93e87425db49065867a6687b6ad060f753e023a2257d87a7d1fe81949ce3a817f1d14e1e518701c",
    "signer": "0xc0621be31c1D1B62b94F2d48eE34dD3c3dA9D57d",
    "userId": "161438318"
  }
}