{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "211807",
    "entityType": "User",
    "nonce": "0xc06bcf585d938e67c3a154a0704a3a29a3500c5c6d27e0cae93d0d19daa96b25",
    "signature": "0x17646d50deab9dac0d944adcf8b179b56f1003548746c87d4e43bafdcae930352affa428905c9eff4bb42f2dda7a0dcc8127644f8edfd9a53fd0a21eda0d56031c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}