{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "370464",
    "entityType": "User",
    "nonce": "0x7b206956855d697fe306841dc747d1e7d9ed852eed9e659cfa091c718e4483ee",
    "signature": "0x32a86c20f2f86bd417719c887d17365d5eaabd4768dea38a922affb8d0f418d4215397004e661895dd3923fe22b515a150da0adc43e3f132697cba18147ac5e01c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}