{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xdee23458d751078e5cdedaae677e0ae8c4c61ec8eae165bafa977407b40211a4",
    "signature": "0xea1a0c07a41eb677edeb4fb3b3b1a2d31b7039f0f07251a1cef068cfad70ef3a02a28b695d0465dbae3403e01977114a1ccd5824ffc08f54f70304e5be5158241b",
    "signer": "0x90A9206Df4cA22A1ad24bfB7F1b639Aaa812Ac58",
    "userId": "266782887"
  }
}