{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "130573",
    "entityType": "User",
    "nonce": "0x4625675dec9a7896a7634427e26233a6296c174615f6ee073ce7fedbb7215517",
    "signature": "0x23721e0fecf932b25432b9379935058f2ef6379c92ffd8e210984d763bc206496c1d2e14d771fa512de124356eb9003be696cbfb74e94d0fce45964575b248061c",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}