{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "134994",
    "entityType": "User",
    "nonce": "0xeff70917b153c1853c6b33ebc0a06d667e0ed03e05d14924b4e3dee8ee8e8202",
    "signature": "0x7e803803052b1237622bc8bd10a8f743b495061c4271579a15b0c13d3138d64d75259da9b82efaa18cb9c8c77b1484e08b5074e496941d05b51c43e984d47e061c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}