{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69305",
    "entityType": "User",
    "nonce": "0x463653ae854efc16005b0b235e56309799850f907645b5fba1441964d9cfbaf5",
    "signature": "0x45050a00538dd4bf0ca3d4329b69d087592e698af8639b2f8cf2812d26d2e77c070dd690508be6b69da1d605fc89fe162cadefe35d90af3fef815b93145253ea1b",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}