{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "141136",
    "entityType": "User",
    "nonce": "0xc391e7c85930bc50480757edb39f85af3c9fd717c94e84a394812e52529b8217",
    "signature": "0x0eadceac16646eb8f378018b3181b0d013c71b301579e2684159ede0c54767f02b47341b0beae327301c0b45841e608f81158a07eab0035369c4cceeeff2b9d61c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}