{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "383",
    "entityType": "User",
    "nonce": "0x84fecac7e790df9fa840f9e8fb4257171e86d96faeec3ec46f56a66bb3bc09f3",
    "signature": "0x2df4c761da214c42435dfd6a45627d2d355f76c2e34a859115624672798b057c4e9c4f506931c5803cbbe6a93ff56c201ddec08ea250a097b7de6ef4e1afc4751b",
    "signer": "0x9765cbE8e26a2c6c4847C1B69ABeB0B5250EC254",
    "userId": "678556080"
  }
}