{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69888",
    "entityType": "User",
    "nonce": "0xc2019df30f98f7c9cc330357f4100ca70a5d478597162916affbb6687e3142bd",
    "signature": "0x0214932aad3fbb78f9822142b5fe9e0cc6de8f23a9fd3657d3fc17298f5551115988466586dd88a188f12f8efd9e8fb8ce9fae9c517f52831c1085c03b9f30ae1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}