{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xcf58c2178bd426dc4a4e10a5cf02d2ff608c3f9df41dd939f30c2c1d934f698a",
    "signature": "0x24d89aa7f9259c7b66ae1236dacdc3cebd20ac3b5326a199f95a5d1be7e0913c64634a5e63fc5026498f6c6282968047a25f5678493b792227c8360e1808b9f91b",
    "signer": "0x22AC4e184Dc6B3f1F286b53b22E2D65931EcfEa8",
    "userId": "851552461"
  }
}