{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "204727",
    "entityType": "User",
    "nonce": "0xb2c5a6213bbada774363b8bf323aa2295dc1bbc862c4e0d93ec5155716812be8",
    "signature": "0x2497cd46a6fad97f39bc697a7d03f4f24f64e4489efada0094e95a0bf1d9031808ca283e3c9278b86072a10bcf59f9110f367b42c7f0b1e7922d135037eaa0f11c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}