{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65395",
    "entityType": "User",
    "nonce": "0xd1a87312e0888bed8943c1a1b00b2d7b5eb7bda8cab898156e3659bbc9ea9615",
    "signature": "0x714f18c11dce093abdecf0ca9d990e29a93d028e253b9f411f28ee2414aa4f052d1848cb2cdfe12642f96f44888a9f493a488ea89c8fb6651f9d24956fac93261c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}