{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0xc640af4dbfffd0379668e6401052207dcd2d12a8f83e4e295faf1794fe965646",
    "signature": "0x72021e9479067f7c824845a770da2c956a774ce51eec681333e8766cbdc449d94c1dd660168214bf80142dc1917c825a224bb11aa1138c3a6505f0456904c4e01c",
    "signer": "0x977F3f101C3c926E8bfE22f6bb935AeC1C93c3ac",
    "userId": "648747566"
  }
}