{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1482860",
    "entityType": "User",
    "nonce": "0x0cfff375f486148b99c55230a22b7690b2a8f710c6c02e3ad3d536886823d598",
    "signature": "0x98df2270ff8be0b26e3d59354cf522f59e376cad399827a8f6d0a5abed98b3401cb299731d61f06a7ca49dec973a824a5df6da8320e75a26278e0b9c3fc5620d1b",
    "signer": "0x0a5876E0Be2cFcE16464311C98B02EE9A29f4Fa0",
    "userId": "741034320"
  }
}