{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "925049268",
    "entityType": "User",
    "nonce": "0xfd0a1b1c1b507e9595da01ee9b9a481544ff2042f4a1c2a21fc1405ac96747fb",
    "signature": "0x2a2c5cf238854671409607f4f35ed5d790b68fad1eca68f8cfbbbcf65985c90802d6d33dc43d24478f294ce50d60cd039415891a993fdbfbc6a4b3162d9f5d2d1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}