{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x0502a3e39299019142a7779cfb522336bc872f82116c879915a7316b7564d3a5",
    "signature": "0x5e90ea879c7fb7d2af04b23271050eb8b43e236d40eb155a7ba1432c7a8faef65019d893366e6f7c19ed3cf6142e808924f9d92daade88e83112d363d08351361c",
    "signer": "0xc23B5e8f2Ecf23Cb3a24a8BbBC3B82C4146eBE91",
    "userId": "273018072"
  }
}