{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67066",
    "entityType": "User",
    "nonce": "0x3fe044536eac3dfc6113b539c98efede5c04a00781c976879c96e49e62bb5e6b",
    "signature": "0xac7c0bbc47be9df286209c4af0e11dd1507d7c70cb13429919bc1ba9312f9b8170803b73bdc2a881af9d92c7fc682e824f69e1b7fc2681f07dd23704714e56d81b",
    "signer": "0x742Fff9be20F80Ce7285c8Ab12B9018Ef3Cf14F0",
    "userId": "111467392"
  }
}