{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108164766",
    "entityType": "User",
    "nonce": "0xfc1698c577f3392d59f476a08e4722ee54ee46bb38cbb5d0f004fb0366b34e52",
    "signature": "0x37df5313f33990bc8d6df176ac39d4b095aae43ea4451b2f32bbb3dc4a0b7d786d5ed8426ff1a72e237bb548916a0d0c2ae25c0283238429b5c5ac456e43374d1b",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}