{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "78148",
    "entityType": "User",
    "nonce": "0x50808919db726324b8254286fe7354653642cb2142fe0e22ca75918f65eafd5a",
    "signature": "0x37aedc38a4b58fb4892485a03a8bfb3722dee1a07fe62cb0b09fdf513c952560305a0d14fb531770e6afcf15486d57457a806c87f4c3e9bfeb89cb866da005881c",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}