{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "967681084",
    "entityType": "User",
    "nonce": "0x29df7e411a4adbcc02445fe589f596df2f0eabc51619e6de894780850d6b0554",
    "signature": "0xff60fddb1a5757c19231a3635e4a8f547119a77c9bb8c5960f4cc4d4bf6f26ce1f19845b0332271f09e5cb7bd63d3e4116822d0219bdfa11a485a1279eaefc641b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}