{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1529746883",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x14b1a037cbba6d47cf6799a5ad76c3ef2ccc45f7cfb65716b407bc3775abcc0b",
    "signature": "0x218960b40e05296863de1d787ff569948191685f9d30bd22e2589c697e6643d41a4080dc62b81cb780d5e5369824023cec6bc571545d3aa36cd1f3824eb7309a1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}