{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "238946",
    "entityType": "User",
    "nonce": "0x726f3a32565dcf861e07376bb74c89babe796432df407575bfd4470b2d825eb9",
    "signature": "0xc95483f7d3931447ce698fd0c8ad7e2fb2d5096593fde37b7f2864b30118d61f55c5795fc967a5e1f400850842802c5aefe4a829e28fc15ea334cea4aa3911571b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}