{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x56e8b22de8821c6ab0142156ba4f2c5ea204f760d26900b34451b6c11316129a",
    "signature": "0x6ca354350e181c1bbe259b99c8aef9b05db2e21da11f80d9177131200e6ad02f5699eec64d09cc902c48741a7a4db4f328cdfd44a71bf0020b71c1db57a1a31b1c",
    "signer": "0x704b735698b4AD6E9E2136A2BC9C2385B38148c1",
    "userId": "635918520"
  }
}