{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "126161693",
    "entityType": "User",
    "nonce": "0xab97b9ab2e27d987f075467c4e903d36d7995f25dd1d2896ccada389a0f1af7d",
    "signature": "0x5a464b7ed9aff5d26db3770729114aed40f3b0627aa89ea4c5afe22df9bc715c0ee6245742861e305a51aea9a54aa135754869bf8821152c16f82e7b0ca1bb541c",
    "signer": "0xD24F8A2501472e4c9FD5dfCCDF80B550912c7FB0",
    "userId": "887242445"
  }
}