{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "245537",
    "entityType": "User",
    "nonce": "0xabad544605e4806374019db1258852357748d843273346685309b7cd7747d63d",
    "signature": "0xaedbbe4aabeb0aaf629c58ae06cb5556c486fa41cdaa977f6ec467435b63f8e64a317328ede38c813e562b7441c1c5486f3e0ac3014fa169213e947808610b7d1b",
    "signer": "0x08aFB45AD1AE236b2ef4E8ee6bdA583c216CFD57",
    "userId": "138422795"
  }
}