{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65732",
    "entityType": "User",
    "nonce": "0x9edbe5c042109ea09b6cbc0ccd766d59bc1cd83a1ecd8763500bedbb3bf22cff",
    "signature": "0x1a663ff470847a33934b6f130b4387e8d0d6c3c139ad6c637e7985a4daf7568a28e4337026ce81f82066fd45a648cfa677b0ce7c4950c7abd5037b052c0ceb2c1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}