{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161969",
    "entityType": "User",
    "nonce": "0x9469cbaf5785fbcdadeec16b78eee312ee74448b0ca8f78d82c0913c83cd4d62",
    "signature": "0xa2ca24fc7017d4fc252d486462ff8172992c900269ebe3120842f97322ac5c910e68c55d507abd65b216921eb527815566ad5beca5437264094f2af3dc76bb9e1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}