{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "92529900",
    "entityType": "User",
    "nonce": "0xee405f6686498a73c0cba7a07f40dcfe5be1edd1d11e8b89b044821fca398764",
    "signature": "0x8a55263cf0b4023cf69eead34abf9d964cbfb3011a10e20dd798cf141d4010bf3fcf636df7b4dd460d3e3a95380562a524f5b0f78450ec78b7d07406026e22031b",
    "signer": "0x64B0DA55A684D51d3EF114Fe644eac7db132fDb7",
    "userId": "121304325"
  }
}