{
  "manageEntity": {
    "action": "Repost",
    "entityId": "537261237",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd6942866186e5b5865c6dca66a33f2ca4c2dea74e74874a8b1a509f5ee9e1990",
    "signature": "0xdc2ebdac673bbce7212eb94096d7f917052644a361b4caaafda34deb654e371133eeb8443ba7c5559a0e0980b4caa1b00293ce80cf058745854f574ff50f2b2a1c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}