{
  "manageEntity": {
    "action": "Repost",
    "entityId": "511554",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4efaf8c0f3e556410343c8d13f8d848f10197f773a504f5bb576ce3533e02a44",
    "signature": "0x1e0563f6da071c40f2a025aa1a960106da388a302494c5df45eff5631c3b0139535ff240f88e3ad1bd5ad5aeaf6338815ecc619783db5afc983c48beaa65eb2b1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}