{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1470529",
    "entityType": "User",
    "nonce": "0x468d0acc759702ecd80c46845166234e9bc7e5ba6343c1652777bb5ae765f0f4",
    "signature": "0xf2df21d4ca757adb41fb3c8ece43c3eb743a0b48e24ac64ed81f0e39db6314cb05308673fb02588fb67b54378ec3a185c0c1d457ab84a5cf707198f7fb47ddd91c",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}