{
  "manageEntity": {
    "action": "Repost",
    "entityId": "857554035",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3788f83e0c50370d23375e8529d464d8c550eee731853e18025f31b8cdbd9e6f",
    "signature": "0x911d0ec25d8a35894cf9c91f4c146a22525f2d133b1227531c417cf6fae281bb6bcb58c63351db4c20e214424fcab14939a0b18adb022d6b21d09e32e107de541b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}