{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "147907",
    "entityType": "User",
    "nonce": "0xc2fd9ccb68dd180b59343b627ba48d1c65b6858c8b6a6ca471b9df73229f7b3b",
    "signature": "0xcb2da970ad27c4a0ecb19b743cc77601e2f744454ca862e8c2b2220dfff6ca83726c52a350997b00cac4e7dbe9cd6ecec873fffcafba73dec5e99c41d3fa868e1c",
    "signer": "0x0246262E4959323EAC2FBf603C6D24352d57Fc51",
    "userId": "700531000"
  }
}