{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "735980234",
    "entityType": "User",
    "nonce": "0xccf54d5bbfe4093211d0b325f35c7e166fcdb0ee72f7b10874c5619db9071692",
    "signature": "0x15824eb6ad6434002764212a8f81b2a449dc8c575f1efa6a82712da8701c21b42dd1a557904bc8ef5ced7cbb05830f0c68ac2e61390b05f39a81fd312b113b591b",
    "signer": "0xe270C91f9476B885124d6c0208211213dC10036a",
    "userId": "94825285"
  }
}