{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "353115602",
    "entityType": "User",
    "nonce": "0xbcc4b1133a21a1d416a1ad667e1111813adbb995c032a31a8c854ccffc31697b",
    "signature": "0xc6d8c00f00f85f73200a064d879214a37283d7c18bc5fdf331f6805515bb07cb1e3e8559a105aef7334544f2ab9ec70431b0e0094ad00ecd25a8e732e02720df1b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}