{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "357414",
    "entityType": "User",
    "nonce": "0x42c8ec7c01ee460de0ee80534d514597d1d538689d2b73690d4cff153ac4dc22",
    "signature": "0xd0c63500a59da6e7b53dcfe45f658d42f0b1578fc4762388c462ffbd5e799eff77ef8767c0bddc9a7149646ca563e6f106619a86c00d6abf95053edf1745db0b1c",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}