{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35251",
    "entityType": "User",
    "nonce": "0xdfd651fb94cfe22f10365ae1f76a73c37320eca6336c26642b4fbe02a0749294",
    "signature": "0x57e240140c4c88bcd40666720c38d32abc226122a1e04fd6dbce23b0a9a33a8048d768cd3b69b7c9d6c1b5d120f2b7ecc42b613a4e7c38fab9956959a532c6021b",
    "signer": "0xA5594f75935B53086a8f3231b314C131605FEDA6",
    "userId": "140185425"
  }
}