{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "948584098",
    "entityType": "User",
    "nonce": "0xffe4fa5c1f3f388d5469184636da114d60fe4b31bf00ef7d180996d16e77d1dc",
    "signature": "0xa4036cc48ba119a1d4c010b4fdc89da276d3a4df6037ed4bbc73089e0ac724537711f061de7bdffc9f18a341a00cb5b1eac464fca8dde44baaf223b8ed7706031b",
    "signer": "0xe70262fceA7ac15aEce742465EB134d0435Eb0d4",
    "userId": "926812517"
  }
}