{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "348314",
    "entityType": "User",
    "nonce": "0x7bc7ba0009636bd36c18f83285e8f5e1af84e690de63940e2f5790161bd54631",
    "signature": "0xf651466f31dd7605c440678d5fbf9a2b3c160cd8d2cf46966b3989e6c7345dbf3030aaa5d0549226be7fdcce17ede7d4b4b9bae652ee4ed6683649c795a7860a1b",
    "signer": "0xF40Be525727aa96Cf61609f0A493d9E677f73a33",
    "userId": "159460377"
  }
}