{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67066",
    "entityType": "User",
    "nonce": "0x204cadec9aeb24a5dbce8c619f585fda049e5d4f9623228ba8ba0440366e0f7c",
    "signature": "0x815423382571db95b42212b0d25cdc83ecab9ecc5443e905aef7b60910e8cf701f796488ec7c5aa22d0e1ae48cf8495c12dccf37b5e6ef33a02d33a240b238541b",
    "signer": "0x48ECe992edB7C739B36f37DDbE8Fe352996B5A56",
    "userId": "183063753"
  }
}